diff --git a/ee/app/controllers/concerns/vulnerability_findings_actions.rb b/ee/app/controllers/concerns/vulnerability_findings_actions.rb
index 613d719f9a7020ae60b636a97bf32a9e5a41a76f..1e3cb97dbb25c9e602bfdff59dde9389c0d707c9 100644
--- a/ee/app/controllers/concerns/vulnerability_findings_actions.rb
+++ b/ee/app/controllers/concerns/vulnerability_findings_actions.rb
@@ -40,6 +40,6 @@ def filter_params
   end
 
   def vulnerability_findings(collection = :latest)
-    ::Security::VulnerabilitiesFinder.new(vulnerable, params: filter_params).execute(collection)
+    ::Security::VulnerabilityFindingsFinder.new(vulnerable, params: filter_params).execute(collection)
   end
 end
diff --git a/ee/app/controllers/groups/security/vulnerabilities_controller.rb b/ee/app/controllers/groups/security/vulnerabilities_controller.rb
index 5bfaacf9b1981a65f6b6cd74e8ac6bf1345ee5ed..19c84d06c26cedb73bb78ed24746f8d07d20a1d0 100644
--- a/ee/app/controllers/groups/security/vulnerabilities_controller.rb
+++ b/ee/app/controllers/groups/security/vulnerabilities_controller.rb
@@ -7,7 +7,7 @@ class Groups::Security::VulnerabilitiesController < Groups::ApplicationControlle
   alias_method :vulnerable, :group
 
   def history
-    history_count = Gitlab::Vulnerabilities::History.new(group, filter_params).vulnerabilities_counter
+    history_count = Gitlab::Vulnerabilities::History.new(group, filter_params).findings_counter
 
     respond_to do |format|
       format.json do
diff --git a/ee/app/finders/security/vulnerabilities_finder.rb b/ee/app/finders/security/vulnerabilities_finder.rb
index ef10d00b408a4c1f4cb44649066eba798ddc6dc3..3954ca2c1629bcd72964cdfb7dd7adab76b80021 100644
--- a/ee/app/finders/security/vulnerabilities_finder.rb
+++ b/ee/app/finders/security/vulnerabilities_finder.rb
@@ -2,75 +2,21 @@
 
 # Security::VulnerabilitiesFinder
 #
-# Used to filter Vulnerabilities::Occurrences  by set of params for Security Dashboard
+# Used to filter Vulnerability records for Vulnerabilities API
 #
 # Arguments:
-#   vulnerable - object to filter vulnerabilities
-#   params:
-#     severity: Array<String>
-#     confidence: Array<String>
-#     project: Array<String>
-#     report_type: Array<String>
+#   project: a Project to query for Vulnerabilities
 
 module Security
   class VulnerabilitiesFinder
-    attr_accessor :params
-    attr_reader :vulnerable
+    attr_reader :project
 
-    def initialize(vulnerable, params: {})
-      @vulnerable = vulnerable
-      @params = params
+    def initialize(project)
+      @project = project
     end
 
-    def execute(scope = :latest)
-      collection = init_collection(scope)
-      collection = by_report_type(collection)
-      collection = by_project(collection)
-      collection = by_severity(collection)
-      collection = by_confidence(collection)
-      collection
-    end
-
-    private
-
-    def by_report_type(items)
-      return items unless params[:report_type].present?
-
-      items.by_report_types(
-        Vulnerabilities::Occurrence::REPORT_TYPES.values_at(
-          *params[:report_type]).compact)
-    end
-
-    def by_project(items)
-      return items unless params[:project_id].present?
-
-      items.by_projects(params[:project_id])
-    end
-
-    def by_severity(items)
-      return items unless params[:severity].present?
-
-      items.by_severities(
-        Vulnerabilities::Occurrence::SEVERITY_LEVELS.values_at(
-          *params[:severity]).compact)
-    end
-
-    def by_confidence(items)
-      return items unless params[:confidence].present?
-
-      items.by_confidences(
-        Vulnerabilities::Occurrence::CONFIDENCE_LEVELS.values_at(
-          *params[:confidence]).compact)
-    end
-
-    def init_collection(scope)
-      if scope == :all
-        vulnerable.all_vulnerabilities
-      elsif scope == :with_sha
-        vulnerable.latest_vulnerabilities_with_sha
-      else
-        vulnerable.latest_vulnerabilities
-      end
+    def execute
+      project.vulnerabilities
     end
   end
 end
diff --git a/ee/app/finders/security/vulnerability_findings_finder.rb b/ee/app/finders/security/vulnerability_findings_finder.rb
new file mode 100644
index 0000000000000000000000000000000000000000..9f868d770ce4038de60d727360610d3fa5460858
--- /dev/null
+++ b/ee/app/finders/security/vulnerability_findings_finder.rb
@@ -0,0 +1,79 @@
+# frozen_string_literal: true
+
+# Security::VulnerabilityFindingsFinder
+#
+# Used to filter Vulnerabilities::Occurrences  by set of params for Security Dashboard
+#
+# Arguments:
+#   vulnerable - object to filter vulnerabilities
+#   params:
+#     severity: Array<String>
+#     confidence: Array<String>
+#     project: Array<String>
+#     report_type: Array<String>
+
+module Security
+  class VulnerabilityFindingsFinder
+    attr_accessor :params
+    attr_reader :vulnerable
+
+    def initialize(vulnerable, params: {})
+      @vulnerable = vulnerable
+      @params = params
+    end
+
+    def execute(scope = :latest)
+      collection = init_collection(scope)
+      collection = by_report_type(collection)
+      collection = by_project(collection)
+      collection = by_severity(collection)
+      collection = by_confidence(collection)
+      collection
+    end
+
+    private
+
+    def by_report_type(items)
+      return items unless params[:report_type].present?
+
+      items.by_report_types(
+        Vulnerabilities::Occurrence::REPORT_TYPES.values_at(
+          *params[:report_type]).compact)
+    end
+
+    def by_project(items)
+      return items unless params[:project_id].present?
+
+      items.by_projects(params[:project_id])
+    end
+
+    def by_severity(items)
+      return items unless params[:severity].present?
+
+      items.by_severities(
+        Vulnerabilities::Occurrence::SEVERITY_LEVELS.values_at(
+          *params[:severity]).compact)
+    end
+
+    def by_confidence(items)
+      return items unless params[:confidence].present?
+
+      items.by_confidences(
+        Vulnerabilities::Occurrence::CONFIDENCE_LEVELS.values_at(
+          *params[:confidence]).compact)
+    end
+
+    def init_collection(scope)
+      case scope
+      when :all
+        vulnerable.all_vulnerabilities
+      when :with_sha
+        vulnerable.latest_vulnerabilities_with_sha
+      when :latest
+        vulnerable.latest_vulnerabilities
+      else
+        raise ArgumentError, "invalid value for 'scope': #{scope}"
+      end
+    end
+  end
+end
diff --git a/ee/app/serializers/vulnerability_entity.rb b/ee/app/serializers/vulnerability_entity.rb
new file mode 100644
index 0000000000000000000000000000000000000000..abfeaafc46c51d8199dd0b704397a2f6faea94c0
--- /dev/null
+++ b/ee/app/serializers/vulnerability_entity.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+class VulnerabilityEntity < Grape::Entity
+  expose :id
+  expose :title
+  expose :description
+
+  expose :state
+  expose :severity
+  expose :confidence
+
+  expose :project, using: ::ProjectEntity
+
+  expose :author_id
+  expose :updated_by_id
+  expose :last_edited_by_id
+  expose :closed_by_id
+
+  expose :start_date
+  expose :due_date
+
+  expose :created_at
+  expose :updated_at
+  expose :last_edited_at
+  expose :closed_at
+end
diff --git a/ee/lib/api/helpers/vulnerability_findings_helpers.rb b/ee/lib/api/helpers/vulnerability_findings_helpers.rb
new file mode 100644
index 0000000000000000000000000000000000000000..33c38c470fceae90ce746e1801d0990625793007
--- /dev/null
+++ b/ee/lib/api/helpers/vulnerability_findings_helpers.rb
@@ -0,0 +1,62 @@
+# frozen_string_literal: true
+
+module API
+  module Helpers
+    module VulnerabilityFindingsHelpers
+      extend Grape::API::Helpers
+
+      params :vulnerability_findings_params do
+        optional :report_type, type: Array[String], desc: 'The type of report vulnerability belongs to',
+                 values: ::Vulnerabilities::Occurrence.report_types.keys,
+                 default: ::Vulnerabilities::Occurrence.report_types.keys
+        optional :scope, type: String, desc: 'Return vulnerabilities for the given scope: `dismissed` or `all`',
+                 default: 'dismissed', values: %w[all dismissed]
+        optional :severity,
+                 type: Array[String],
+                 desc: 'Returns vulnerabilities belonging to specified severity level: '\
+                       '`undefined`, `info`, `unknown`, `low`, `medium`, `high`, or `critical`. Defaults to all',
+                 values: ::Vulnerabilities::Occurrence.severities.keys,
+                 default: ::Vulnerabilities::Occurrence.severities.keys
+        optional :confidence,
+                 type: Array[String],
+                 desc: 'Returns vulnerabilities belonging to specified confidence level: '\
+                       '`undefined`, `ignore`, `unknown`, `experimental`, `low`, `medium`, `high`, or `confirmed`. '\
+                       'Defaults to all',
+                 values: ::Vulnerabilities::Occurrence.confidences.keys,
+                 default: ::Vulnerabilities::Occurrence.confidences.keys
+        optional :pipeline_id, type: String, desc: 'The ID of the pipeline'
+
+        use :pagination
+      end
+
+      # TODO: rename to vulnerability_findings_by https://gitlab.com/gitlab-org/gitlab/issues/32963
+      def vulnerability_occurrences_by(params)
+        pipeline = if params[:pipeline_id]
+                     user_project.all_pipelines.find_by(id: params[:pipeline_id]) # rubocop:disable CodeReuse/ActiveRecord
+                   else
+                     user_project.latest_pipeline_with_security_reports
+                   end
+
+        return [] unless pipeline
+
+        Security::PipelineVulnerabilitiesFinder.new(pipeline: pipeline, params: params).execute
+      end
+
+      def respond_with_vulnerability_findings
+        authorize! :read_project_security_dashboard, user_project
+
+        vulnerability_occurrences = paginate(
+          Kaminari.paginate_array(
+            vulnerability_occurrences_by(declared_params)
+          )
+        )
+
+        Gitlab::Vulnerabilities::OccurrencesPreloader.preload_feedback!(vulnerability_occurrences)
+
+        present vulnerability_occurrences,
+                with: ::Vulnerabilities::OccurrenceEntity,
+                request: GrapeRequestProxy.new(request, current_user)
+      end
+    end
+  end
+end
diff --git a/ee/lib/api/vulnerabilities.rb b/ee/lib/api/vulnerabilities.rb
new file mode 100644
index 0000000000000000000000000000000000000000..63e58a366ba8266ce0193f8b55e279c275f7e4d4
--- /dev/null
+++ b/ee/lib/api/vulnerabilities.rb
@@ -0,0 +1,49 @@
+# frozen_string_literal: true
+
+module API
+  class Vulnerabilities < Grape::API
+    include PaginationParams
+
+    helpers ::API::Helpers::VulnerabilityFindingsHelpers
+
+    helpers do
+      def vulnerabilities_by(project)
+        Security::VulnerabilitiesFinder.new(project).execute
+      end
+    end
+
+    before do
+      authenticate!
+    end
+
+    params do
+      requires :id, type: String, desc: 'The ID of a project'
+    end
+
+    resource :projects, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
+      params do
+        # These params have no effect for Vulnerabilities API but are required to support falling back to
+        # responding with Vulnerability Findings when :first_class_vulnerabilities feature is disabled.
+        # TODO: remove usage of :vulnerability_findings_params when feature flag is removed
+        # https://gitlab.com/gitlab-org/gitlab/issues/33488
+        use :vulnerability_findings_params
+      end
+      desc 'Get a list of project vulnerabilities' do
+        success VulnerabilityEntity
+      end
+      get ':id/vulnerabilities' do
+        if Feature.enabled?(:first_class_vulnerabilities)
+          authorize! :read_project_security_dashboard, user_project
+
+          vulnerabilities = paginate(
+            vulnerabilities_by(user_project)
+          )
+
+          present vulnerabilities, with: VulnerabilityEntity
+        else
+          respond_with_vulnerability_findings
+        end
+      end
+    end
+  end
+end
diff --git a/ee/lib/api/vulnerability_findings.rb b/ee/lib/api/vulnerability_findings.rb
index 5322d1cafce016e99005913d351cab379ba51347..2dbcd0eb3091d8b1a47c86bb4811f9f8b892a761 100644
--- a/ee/lib/api/vulnerability_findings.rb
+++ b/ee/lib/api/vulnerability_findings.rb
@@ -4,65 +4,7 @@ module API
   class VulnerabilityFindings < Grape::API
     include PaginationParams
 
-    helpers do
-      params :vulnerability_findings_params do
-        optional :report_type, type: Array[String], desc: 'The type of report vulnerability belongs to',
-                 values: ::Vulnerabilities::Occurrence.report_types.keys,
-                 default: ::Vulnerabilities::Occurrence.report_types.keys
-        optional :scope, type: String, desc: 'Return vulnerabilities for the given scope: `dismissed` or `all`',
-                 default: 'dismissed', values: %w[all dismissed]
-        optional :severity,
-                 type: Array[String],
-                 desc: 'Returns issues belonging to specified severity level: '\
-                       '`undefined`, `info`, `unknown`, `low`, `medium`, `high`, or `critical`. Defaults to all',
-                 values: ::Vulnerabilities::Occurrence.severities.keys,
-                 default: ::Vulnerabilities::Occurrence.severities.keys
-        optional :confidence,
-                 type: Array[String],
-                 desc: 'Returns vulnerabilities belonging to specified confidence level: '\
-                       '`undefined`, `ignore`, `unknown`, `experimental`, `low`, `medium`, `high`, or `confirmed`. '\
-                       'Defaults to all',
-                 values: ::Vulnerabilities::Occurrence.confidences.keys,
-                 default: ::Vulnerabilities::Occurrence.confidences.keys
-        optional :pipeline_id, type: String, desc: 'The ID of the pipeline'
-
-        use :pagination
-      end
-
-      def vulnerability_occurrences_by(params)
-        pipeline = if params[:pipeline_id]
-                     params[:project].all_pipelines.find_by(id: params[:pipeline_id]) # rubocop:disable CodeReuse/ActiveRecord
-                   else
-                     params[:project].latest_pipeline_with_security_reports
-                   end
-
-        return [] unless pipeline
-
-        Security::PipelineVulnerabilitiesFinder.new(pipeline: pipeline, params: params).execute
-      end
-
-      def respond_with_vulnerabilities
-        # TODO: implement the "Get a list of project's Vulnerabilities" step
-        # of https://gitlab.com/gitlab-org/gitlab-ee/issues/10242#status
-        not_found!
-      end
-
-      def respond_with_vulnerability_findings
-        authorize! :read_project_security_dashboard, user_project
-
-        vulnerability_occurrences = paginate(
-          Kaminari.paginate_array(
-            vulnerability_occurrences_by(declared_params.merge(project: user_project))
-          )
-        )
-
-        Gitlab::Vulnerabilities::OccurrencesPreloader.preload_feedback!(vulnerability_occurrences)
-
-        present vulnerability_occurrences,
-                with: ::Vulnerabilities::OccurrenceEntity,
-                request: GrapeRequestProxy.new(request, current_user)
-      end
-    end
+    helpers ::API::Helpers::VulnerabilityFindingsHelpers
 
     before do
       authenticate!
@@ -73,20 +15,6 @@ def respond_with_vulnerability_findings
     end
 
     resource :projects, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
-      params do
-        use :vulnerability_findings_params
-      end
-      desc 'Get a list of project vulnerabilities' do
-        success ::Vulnerabilities::OccurrenceEntity
-      end
-      get ':id/vulnerabilities' do
-        if Feature.enabled?(:first_class_vulnerabilities)
-          respond_with_vulnerabilities
-        else
-          respond_with_vulnerability_findings
-        end
-      end
-
       params do
         use :vulnerability_findings_params
       end
diff --git a/ee/lib/ee/api/api.rb b/ee/lib/ee/api/api.rb
index bc7de4f1e07a31284ea933a56685baa7d2143af2..375dd0a67f13bfd56883e7fb8f332327eb3fe363 100644
--- a/ee/lib/ee/api/api.rb
+++ b/ee/lib/ee/api/api.rb
@@ -35,6 +35,7 @@ module API
         mount ::API::Scim
         mount ::API::ManagedLicenses
         mount ::API::ProjectApprovals
+        mount ::API::Vulnerabilities
         mount ::API::VulnerabilityFindings
         mount ::API::MergeRequestApprovals
         mount ::API::MergeRequestApprovalRules
diff --git a/ee/lib/gitlab/vulnerabilities/history.rb b/ee/lib/gitlab/vulnerabilities/history.rb
index f0eb7882ed8494f67a942a42d53120710f41b9bb..749b50fe92f8c3e43d671e8a7b9e3540a585edd0 100644
--- a/ee/lib/gitlab/vulnerabilities/history.rb
+++ b/ee/lib/gitlab/vulnerabilities/history.rb
@@ -14,17 +14,17 @@ def initialize(group, filters)
         @filters = filters
       end
 
-      def vulnerabilities_counter
+      def findings_counter
         return cached_vulnerability_history if use_vulnerability_cache?
 
-        vulnerabilities = found_vulnerabilities.count_by_day_and_severity(HISTORY_RANGE)
-        ::Vulnerabilities::HistorySerializer.new.represent(vulnerabilities)
+        findings = vulnerability_findings.count_by_day_and_severity(HISTORY_RANGE)
+        ::Vulnerabilities::HistorySerializer.new.represent(findings)
       end
 
       private
 
-      def found_vulnerabilities
-        ::Security::VulnerabilitiesFinder.new(group, params: filters).execute(:all)
+      def vulnerability_findings
+        ::Security::VulnerabilityFindingsFinder.new(group, params: filters).execute(:all)
       end
 
       def cached_vulnerability_history
diff --git a/ee/lib/gitlab/vulnerabilities/history_cache.rb b/ee/lib/gitlab/vulnerabilities/history_cache.rb
index 236420da8bc33aea501b6ab0d32b032a25104c32..d6f48547f5949291d4bd62968ced7f48007d1890 100644
--- a/ee/lib/gitlab/vulnerabilities/history_cache.rb
+++ b/ee/lib/gitlab/vulnerabilities/history_cache.rb
@@ -12,17 +12,19 @@ def initialize(group, project_id)
 
       def fetch(range, force: false)
         Rails.cache.fetch(cache_key, force: force, expires_in: 1.day) do
-          vulnerabilities = ::Security::VulnerabilitiesFinder
+          findings = ::Security::VulnerabilityFindingsFinder
             .new(group, params: { project_id: [project_id] })
             .execute(:all)
             .count_by_day_and_severity(range)
-          ::Vulnerabilities::HistorySerializer.new.represent(vulnerabilities)
+          ::Vulnerabilities::HistorySerializer.new.represent(findings)
         end
       end
 
       private
 
       def cache_key
+        # TODO: rename 'vulnerabilities' to 'findings' in the cache key, but carefully
+        # https://gitlab.com/gitlab-org/gitlab/issues/32963
         ['projects', project_id, 'vulnerabilities']
       end
     end
diff --git a/ee/spec/factories/projects.rb b/ee/spec/factories/projects.rb
index 2db74a89a6d05cbcd893af5971cf9b566e1e8a9f..2c97a617acae533239ba87aae6284793c33fea0d 100644
--- a/ee/spec/factories/projects.rb
+++ b/ee/spec/factories/projects.rb
@@ -89,5 +89,11 @@
     trait :github_imported do
       import_type { 'github' }
     end
+
+    trait :with_vulnerabilities do
+      after(:create) do |project|
+        create_list(:vulnerability, 2, :opened, project: project)
+      end
+    end
   end
 end
diff --git a/ee/spec/finders/security/vulnerabilities_finder_spec.rb b/ee/spec/finders/security/vulnerabilities_finder_spec.rb
index 17a61c311ba7ea76334e93b1abb391d49a3fdf27..372bfa16e3b5c79dccbbe82e281cf56f64bad54b 100644
--- a/ee/spec/finders/security/vulnerabilities_finder_spec.rb
+++ b/ee/spec/finders/security/vulnerabilities_finder_spec.rb
@@ -3,132 +3,11 @@
 require 'spec_helper'
 
 describe Security::VulnerabilitiesFinder do
-  describe '#execute' do
-    set(:group) { create(:group) }
-    set(:project1) { create(:project, :private, :repository, group: group) }
-    set(:project2) { create(:project, :private, :repository, group: group) }
-    set(:pipeline1) { create(:ci_pipeline, :success, project: project1) }
-    set(:pipeline2) { create(:ci_pipeline, :success, project: project2) }
+  let(:project) { create(:project, :with_vulnerabilities) }
 
-    set(:vulnerability1) { create(:vulnerabilities_occurrence, report_type: :sast, severity: :high, confidence: :high, pipelines: [pipeline1], project: project1) }
-    set(:vulnerability2) { create(:vulnerabilities_occurrence, report_type: :dependency_scanning, severity: :medium, confidence: :low, pipelines: [pipeline2], project: project2) }
-    set(:vulnerability3) { create(:vulnerabilities_occurrence, report_type: :sast, severity: :low, pipelines: [pipeline2], project: project2) }
-    set(:vulnerability4) { create(:vulnerabilities_occurrence, report_type: :dast, severity: :medium, pipelines: [pipeline1], project: project1) }
+  subject { described_class.new(project).execute }
 
-    subject { described_class.new(group, params: params).execute }
-
-    context 'by report type' do
-      context 'when sast' do
-        let(:params) { { report_type: %w[sast] } }
-
-        it 'includes only sast' do
-          is_expected.to contain_exactly(vulnerability1, vulnerability3)
-        end
-      end
-
-      context 'when dependency_scanning' do
-        let(:params) { { report_type: %w[dependency_scanning] } }
-
-        it 'includes only depscan' do
-          is_expected.to contain_exactly(vulnerability2)
-        end
-      end
-    end
-
-    context 'by severity' do
-      context 'when high' do
-        let(:params) { { severity: %w[high] } }
-
-        it 'includes only high' do
-          is_expected.to contain_exactly(vulnerability1)
-        end
-      end
-
-      context 'when medium' do
-        let(:params) { { severity: %w[medium] } }
-
-        it 'includes only medium' do
-          is_expected.to contain_exactly(vulnerability2, vulnerability4)
-        end
-      end
-    end
-
-    context 'by confidence' do
-      context 'when high' do
-        let(:params) { { confidence: %w[high] } }
-
-        it 'includes only high confidence vulnerabilities' do
-          is_expected.to contain_exactly(vulnerability1)
-        end
-      end
-
-      context 'when low' do
-        let(:params) { { confidence: %w[low] } }
-
-        it 'includes only low confidence vulnerabilities' do
-          is_expected.to contain_exactly(vulnerability2)
-        end
-      end
-    end
-
-    context 'by project' do
-      let(:params) { { project_id: [project2.id] } }
-
-      it 'includes only vulnerabilities for one project' do
-        is_expected.to contain_exactly(vulnerability2, vulnerability3)
-      end
-    end
-
-    # FIXME: unskip when this filter is implemented
-    context 'by dismissals' do
-      let!(:dismissal) do
-        create(:vulnerability_feedback, :sast, :dismissal,
-               pipeline: pipeline1,
-               project: project1,
-               project_fingerprint: vulnerability1.project_fingerprint)
-      end
-
-      let(:params) { { hide_dismissed: true } }
-
-      skip 'exclude dismissal' do
-        is_expected.to contain_exactly(vulnerability2, vulnerability3, vulnerability4)
-      end
-    end
-
-    context 'by all filters' do
-      context 'with found entity' do
-        let(:params) { { severity: %w[high medium low], project_id: [project1.id, project2.id], report_type: %w[sast dast] } }
-
-        it 'filters by all params' do
-          is_expected.to contain_exactly(vulnerability1, vulnerability3, vulnerability4)
-        end
-      end
-
-      context 'without found entity' do
-        let(:params) { { severity: %w[low], project_id: [project1.id], report_type: %w[sast] } }
-
-        it 'did not find anything' do
-          is_expected.to be_empty
-        end
-      end
-    end
-
-    context 'by some filters' do
-      context 'with found entity' do
-        let(:params) { { project_id: [project2.id], severity: %w[medium low] } }
-
-        it 'filters by all params' do
-          is_expected.to contain_exactly(vulnerability2, vulnerability3)
-        end
-      end
-
-      context 'without found entity' do
-        let(:params) { { project_id: project1.id, severity: %w[low] } }
-
-        it 'did not find anything' do
-          is_expected.to be_empty
-        end
-      end
-    end
+  it 'returns vulnerabilities of a project' do
+    expect(subject).to match_array(project.vulnerabilities)
   end
 end
diff --git a/ee/spec/finders/security/vulnerability_findings_finder_spec.rb b/ee/spec/finders/security/vulnerability_findings_finder_spec.rb
new file mode 100644
index 0000000000000000000000000000000000000000..acbbca915e0fb9b35c2d3bf80c77bd2ba15e2120
--- /dev/null
+++ b/ee/spec/finders/security/vulnerability_findings_finder_spec.rb
@@ -0,0 +1,144 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Security::VulnerabilityFindingsFinder do
+  describe '#execute' do
+    let_it_be(:group) { create(:group) }
+    let_it_be(:project1) { create(:project, :private, :repository, group: group) }
+    let_it_be(:project2) { create(:project, :private, :repository, group: group) }
+    let_it_be(:pipeline1) { create(:ci_pipeline, :success, project: project1) }
+    let_it_be(:pipeline2) { create(:ci_pipeline, :success, project: project2) }
+
+    let_it_be(:finding1) { create(:vulnerabilities_occurrence, report_type: :sast, severity: :high, confidence: :high, pipelines: [pipeline1], project: project1) }
+    let_it_be(:finding2) { create(:vulnerabilities_occurrence, report_type: :dependency_scanning, severity: :medium, confidence: :low, pipelines: [pipeline2], project: project2) }
+    let_it_be(:finding3) { create(:vulnerabilities_occurrence, report_type: :sast, severity: :low, pipelines: [pipeline2], project: project2) }
+    let_it_be(:finding4) { create(:vulnerabilities_occurrence, report_type: :dast, severity: :medium, pipelines: [pipeline1], project: project1) }
+
+    subject { described_class.new(group, params: params).execute }
+
+    context 'by report type' do
+      context 'when sast' do
+        let(:params) { { report_type: %w[sast] } }
+
+        it 'includes only sast' do
+          is_expected.to contain_exactly(finding1, finding3)
+        end
+      end
+
+      context 'when dependency_scanning' do
+        let(:params) { { report_type: %w[dependency_scanning] } }
+
+        it 'includes only depscan' do
+          is_expected.to contain_exactly(finding2)
+        end
+      end
+    end
+
+    context 'by severity' do
+      context 'when high' do
+        let(:params) { { severity: %w[high] } }
+
+        it 'includes only high' do
+          is_expected.to contain_exactly(finding1)
+        end
+      end
+
+      context 'when medium' do
+        let(:params) { { severity: %w[medium] } }
+
+        it 'includes only medium' do
+          is_expected.to contain_exactly(finding2, finding4)
+        end
+      end
+    end
+
+    context 'by confidence' do
+      context 'when high' do
+        let(:params) { { confidence: %w[high] } }
+
+        it 'includes only high confidence vulnerabilities' do
+          is_expected.to contain_exactly(finding1)
+        end
+      end
+
+      context 'when low' do
+        let(:params) { { confidence: %w[low] } }
+
+        it 'includes only low confidence vulnerabilities' do
+          is_expected.to contain_exactly(finding2)
+        end
+      end
+    end
+
+    context 'by project' do
+      let(:params) { { project_id: [project2.id] } }
+
+      it 'includes only vulnerabilities for one project' do
+        is_expected.to contain_exactly(finding2, finding3)
+      end
+    end
+
+    context 'by all filters' do
+      context 'with found entity' do
+        let(:params) { { severity: %w[high medium low], project_id: [project1.id, project2.id], report_type: %w[sast dast] } }
+
+        it 'filters by all params' do
+          is_expected.to contain_exactly(finding1, finding3, finding4)
+        end
+      end
+
+      context 'without found entity' do
+        let(:params) { { severity: %w[low], project_id: [project1.id], report_type: %w[sast] } }
+
+        it 'did not find anything' do
+          is_expected.to be_empty
+        end
+      end
+    end
+
+    context 'by some filters' do
+      context 'with found entity' do
+        let(:params) { { project_id: [project2.id], severity: %w[medium low] } }
+
+        it 'filters by all params' do
+          is_expected.to contain_exactly(finding2, finding3)
+        end
+      end
+
+      context 'without found entity' do
+        let(:params) { { project_id: project1.id, severity: %w[low] } }
+
+        it 'did not find anything' do
+          is_expected.to be_empty
+        end
+      end
+    end
+
+    describe 'scope specifiers' do
+      using RSpec::Parameterized::TableSyntax
+
+      where(:scope) do
+        [
+          [:all],
+          [:with_sha],
+          [:latest]
+        ]
+      end
+
+      with_them do
+        it 'accepts the scope specifier as valid' do
+          expect { described_class.new(group).execute(scope) }.not_to raise_error
+        end
+      end
+
+      context 'with an invalid scope specifier' do
+        it 'raises error' do
+          expect { described_class.new(group).execute(:invalid) }.to(
+            raise_error(ArgumentError, "invalid value for 'scope': invalid")
+          )
+        end
+      end
+    end
+  end
+end
diff --git a/ee/spec/fixtures/api/schemas/vulnerability.json b/ee/spec/fixtures/api/schemas/vulnerability.json
new file mode 100644
index 0000000000000000000000000000000000000000..703c3a0097edb226a99b6072388fd7686cfc87d0
--- /dev/null
+++ b/ee/spec/fixtures/api/schemas/vulnerability.json
@@ -0,0 +1,53 @@
+{
+  "type": "object",
+  "required": ["title", "state", "confidence", "severity", "project", "author_id"],
+  "properties": {
+    "title": {
+      "type": "string"
+    },
+    "description": { "type": ["string", "null"] },
+    "state": { "type": "string", "enum": ["opened", "closed"] },
+    "severity": {
+      "type": "string",
+      "enum": ["undefined", "info", "unknown", "low", "medium", "high", "critical"]
+    },
+    "confidence": {
+      "type": "string",
+      "enum": [
+        "undefined",
+        "ignore",
+        "unknown",
+        "experimental",
+        "low",
+        "medium",
+        "high",
+        "confirmed"
+      ]
+    },
+    "project": {
+      "required": ["id", "name", "full_path", "full_name"],
+      "id": {
+        "type": "integer"
+      },
+      "name": {
+        "type": "string"
+      },
+      "full_path": {
+        "type": "string"
+      },
+      "full_name": {
+        "type": "string"
+      }
+    },
+    "author_id": { "type": "integer" },
+    "updated_by_id": { "type": ["integer", "null"] },
+    "last_edited_by_id": { "type": ["integer", "null"] },
+    "closed_by_id": { "type": ["integer", "null"] },
+    "start_date": { "type": ["date", "null"] },
+    "due_date": { "type": ["date", "null"] },
+    "created_at": { "type": "date" },
+    "updated_at": { "type": "date" },
+    "last_edited_at": { "type": "date" },
+    "closed_at": { "type": "date" }
+  }
+}
diff --git a/ee/spec/fixtures/api/schemas/vulnerability_list.json b/ee/spec/fixtures/api/schemas/vulnerability_list.json
new file mode 100644
index 0000000000000000000000000000000000000000..430ac7a386bbfb07428788682758c27d3ec50435
--- /dev/null
+++ b/ee/spec/fixtures/api/schemas/vulnerability_list.json
@@ -0,0 +1,4 @@
+{
+  "type": "array",
+  "items": { "$ref": "vulnerability.json" }
+}
diff --git a/ee/spec/lib/gitlab/vulnerabilities/history_spec.rb b/ee/spec/lib/gitlab/vulnerabilities/history_spec.rb
index 6fee0f88610cc232a0b0f4ecf543c03aba90c4b7..160816591cb66a86e4af57049ebb5a81a3b0a5dd 100644
--- a/ee/spec/lib/gitlab/vulnerabilities/history_spec.rb
+++ b/ee/spec/lib/gitlab/vulnerabilities/history_spec.rb
@@ -13,8 +13,8 @@
     create_vulnerabilities(2, project2, { severity: :high, report_type: :sast })
   end
 
-  describe '#vulnerabilities_counter', :use_clean_rails_memory_store_caching do
-    subject(:counter) { described_class.new(group, filters).vulnerabilities_counter }
+  describe '#findings_counter', :use_clean_rails_memory_store_caching do
+    subject(:counter) { described_class.new(group, filters).findings_counter }
 
     context 'feature disabled' do
       before do
diff --git a/ee/spec/requests/api/vulnerabilities_spec.rb b/ee/spec/requests/api/vulnerabilities_spec.rb
new file mode 100644
index 0000000000000000000000000000000000000000..c93767ba603fcbf8111e95a7cd65f1d354ba2937
--- /dev/null
+++ b/ee/spec/requests/api/vulnerabilities_spec.rb
@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe API::Vulnerabilities do
+  before do
+    stub_licensed_features(security_dashboard: true)
+  end
+
+  let_it_be(:project) { create(:project, :public, :with_vulnerabilities) }
+  let_it_be(:user) { create(:user) }
+
+  describe "GET /projects/:id/vulnerabilities" do
+    let(:project_vulnerabilities_path) { "/projects/#{project.id}/vulnerabilities" }
+
+    context 'with an authorized user with proper permissions' do
+      before do
+        project.add_developer(user)
+      end
+
+      it 'returns all vulnerabilities of a project' do
+        get api(project_vulnerabilities_path, user)
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response).to include_pagination_headers
+        expect(response).to match_response_schema('vulnerability_list', dir: 'ee')
+        expect(response.headers['X-Total']).to eq project.vulnerabilities.count.to_s
+      end
+
+      it 'paginates the vulnerabilities according to the pagination params' do
+        get api("#{project_vulnerabilities_path}?page=2&per_page=1", user)
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(json_response.map { |v| v['id'] }).to contain_exactly(project.vulnerabilities.second.id)
+      end
+
+      context 'when "first-class vulnerabilities" feature is disabled' do
+        before do
+          stub_feature_flags(first_class_vulnerabilities: false)
+        end
+
+        it_behaves_like 'getting list of vulnerability findings'
+      end
+    end
+
+    it_behaves_like 'forbids access to vulnerability-like endpoint in expected cases'
+  end
+end
diff --git a/ee/spec/requests/api/vulnerability_findings_spec.rb b/ee/spec/requests/api/vulnerability_findings_spec.rb
index d10c3a712342ff198e61f21ca9c96c3fd1be41da..0c0141bdc29ec8f84aabac54e790235ebdf99cd7 100644
--- a/ee/spec/requests/api/vulnerability_findings_spec.rb
+++ b/ee/spec/requests/api/vulnerability_findings_spec.rb
@@ -3,237 +3,31 @@
 require 'spec_helper'
 
 describe API::VulnerabilityFindings do
-  set(:project) { create(:project, :public) }
-  set(:user) { create(:user) }
+  let_it_be(:project) { create(:project, :public) }
+  let_it_be(:user) { create(:user) }
 
-  let(:pipeline) { create(:ci_empty_pipeline, status: :created, project: project) }
-  let(:pipeline_without_vulnerabilities) { create(:ci_pipeline_without_jobs, status: :created, project: project) }
-
-  let(:build_ds) { create(:ci_build, :success, name: 'ds_job', pipeline: pipeline, project: project) }
-  let(:build_sast) { create(:ci_build, :success, name: 'sast_job', pipeline: pipeline, project: project) }
-
-  let(:ds_report) { pipeline.security_reports.reports["dependency_scanning"] }
-  let(:sast_report) { pipeline.security_reports.reports["sast"] }
-
-  let(:dismissal) do
-    create(:vulnerability_feedback, :dismissal, :sast,
-      project: project,
-      pipeline: pipeline,
-      project_fingerprint: sast_report.occurrences.first.project_fingerprint,
-      vulnerability_data: sast_report.occurrences.first.raw_metadata
-    )
-  end
-
-  before do
-    stub_licensed_features(security_dashboard: true, sast: true, dependency_scanning: true, container_scanning: true)
-
-    create(:ee_ci_job_artifact, :dependency_scanning, job: build_ds, project: project)
-    create(:ee_ci_job_artifact, :sast, job: build_sast, project: project)
-    dismissal
-  end
+  describe "GET /projects/:id/vulnerability_findings" do
+    let(:project_vulnerabilities_path) { "/projects/#{project.id}/vulnerability_findings" }
 
-  shared_examples 'getting list of vulnerability findings' do
-    let(:project_vulnerabilities_path) { "/projects/#{project.id}/#{api_resource_name}" }
+    it_behaves_like 'getting list of vulnerability findings'
+    it_behaves_like 'forbids access to vulnerability-like endpoint in expected cases'
 
     context 'with an authorized user with proper permissions' do
       before do
         project.add_developer(user)
       end
 
-      it 'returns all non-dismissed vulnerabilities' do
-        occurrence_count = (sast_report.occurrences.count + ds_report.occurrences.count - 1).to_s
-
-        get api(project_vulnerabilities_path, user), params: { per_page: 40 }
-
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(response).to match_response_schema('vulnerabilities/occurrence_list', dir: 'ee')
-
-        expect(response.headers['X-Total']).to eq occurrence_count
-
-        expect(json_response.map { |v| v['report_type'] }.uniq).to match_array %w[dependency_scanning sast]
-      end
-
-      it 'does not have N+1 queries' do
-        control_count = ActiveRecord::QueryRecorder.new do
-          get api(project_vulnerabilities_path, user), params: { report_type: 'dependency_scanning' }
-        end.count
-
-        expect { get api(project_vulnerabilities_path, user) }.not_to exceed_query_limit(control_count)
-      end
-
-      describe 'filtering' do
-        it 'returns vulnerabilities with sast report_type' do
-          occurrence_count = (sast_report.occurrences.count - 1).to_s
-
-          get api(project_vulnerabilities_path, user), params: { report_type: 'sast' }
-
-          expect(response).to have_gitlab_http_status(200)
-
-          expect(response.headers['X-Total']).to eq occurrence_count
-
-          expect(json_response.map { |v| v['report_type'] }.uniq).to match_array %w[sast]
-
-          # occurrences are implicitly sorted by Security::MergeReportsService,
-          # occurrences order differs from what is present in fixture file
-          expect(json_response.first['name']).to eq 'ECB mode is insecure'
-        end
-
-        it 'returns vulnerabilities with dependency_scanning report_type' do
-          occurrence_count = ds_report.occurrences.count.to_s
-
-          get api(project_vulnerabilities_path, user), params: { report_type: 'dependency_scanning' }
-
-          expect(response).to have_gitlab_http_status(200)
-
-          expect(response.headers['X-Total']).to eq occurrence_count
-
-          expect(json_response.map { |v| v['report_type'] }.uniq).to match_array %w[dependency_scanning]
-
-          # occurrences are implicitly sorted by Security::MergeReportsService,
-          # occurrences order differs from what is present in fixture file
-          expect(json_response.first['name']).to eq 'ruby-ffi DDL loading issue on Windows OS'
-        end
-
-        it 'returns a "bad request" response for an unknown report type' do
-          get api(project_vulnerabilities_path, user), params: { report_type: 'blah' }
-
-          expect(response).to have_gitlab_http_status(400)
-        end
-
-        it 'returns dismissed vulnerabilities with `all` scope' do
-          occurrence_count = (sast_report.occurrences.count + ds_report.occurrences.count).to_s
-
-          get api(project_vulnerabilities_path, user), params: { per_page: 40, scope: 'all' }
-
-          expect(response).to have_gitlab_http_status(200)
-
-          expect(response.headers['X-Total']).to eq occurrence_count
-        end
-
-        it 'returns vulnerabilities with low severity' do
-          get api(project_vulnerabilities_path, user), params: { per_page: 40, severity: 'low' }
-
-          expect(response).to have_gitlab_http_status(200)
-
-          expect(json_response.map { |v| v['severity'] }.uniq).to eq %w[low]
-        end
-
-        it 'returns a "bad request" response for an unknown severity value' do
-          get api(project_vulnerabilities_path, user), params: { severity: 'foo' }
-
-          expect(response).to have_gitlab_http_status(400)
-        end
-
-        it 'returns vulnerabilities with high confidence' do
-          get api(project_vulnerabilities_path, user), params: { per_page: 40, confidence: 'high' }
-
-          expect(response).to have_gitlab_http_status(200)
-
-          expect(json_response.map { |v| v['confidence'] }.uniq).to eq %w[high]
-        end
-
-        it 'returns a "bad request" response for an unknown confidence value' do
-          get api(project_vulnerabilities_path, user), params: { confidence: 'qux' }
-
-          expect(response).to have_gitlab_http_status(400)
+      context 'when "first-class vulnerabilities" feature is disabled' do
+        before do
+          stub_feature_flags(first_class_vulnerabilities: false)
         end
 
-        context 'when pipeline_id is supplied' do
-          it 'returns vulnerabilities from supplied pipeline' do
-            occurrence_count = (sast_report.occurrences.count + ds_report.occurrences.count - 1).to_s
-
-            get api(project_vulnerabilities_path, user), params: { per_page: 40, pipeline_id: pipeline.id }
-
-            expect(response).to have_gitlab_http_status(200)
+        it 'responds with "not found"' do
+          get api(project_vulnerabilities_path, user)
 
-            expect(response.headers['X-Total']).to eq occurrence_count
-          end
-
-          context 'pipeline has no reports' do
-            it 'returns empty results' do
-              get api(project_vulnerabilities_path, user), params: { per_page: 40, pipeline_id: pipeline_without_vulnerabilities.id }
-
-              expect(json_response).to eq []
-            end
-          end
-
-          context 'with unknown pipeline' do
-            it 'returns empty results' do
-              get api(project_vulnerabilities_path, user), params: { per_page: 40, pipeline_id: 0 }
-
-              expect(json_response).to eq []
-            end
-          end
+          expect(response).to have_gitlab_http_status(404)
         end
       end
     end
-
-    context 'with authorized user without read permissions' do
-      before do
-        project.add_reporter(user)
-        stub_licensed_features(security_dashboard: false, sast: true, dependency_scanning: true, container_scanning: true)
-      end
-
-      it 'responds with 403 Forbidden' do
-        get api(project_vulnerabilities_path, user)
-
-        expect(response).to have_gitlab_http_status(403)
-      end
-    end
-
-    context 'with no project access' do
-      it 'responds with 404 Not Found' do
-        private_project = create(:project)
-
-        get api("/projects/#{private_project.id}/#{api_resource_name}", user)
-
-        expect(response).to have_gitlab_http_status(404)
-      end
-    end
-
-    context 'with unknown project' do
-      it 'responds with 404 Not Found' do
-        get api("/projects/0/#{api_resource_name}", user)
-
-        expect(response).to have_gitlab_http_status(404)
-      end
-    end
-  end
-
-  shared_examples 'not found vulnerabilities endpoint' do
-    it do
-      get api("/projects/#{project.id}/#{api_resource_name}?", user), params: { per_page: 40 }
-
-      expect(response).to have_gitlab_http_status(404)
-    end
-  end
-
-  describe "GET /projects/:id/vulnerabilities" do
-    let(:api_resource_name) { 'vulnerabilities' }
-
-    it_behaves_like 'not found vulnerabilities endpoint'
-
-    context 'when vulnerability findings API is disabled' do
-      before do
-        stub_feature_flags(first_class_vulnerabilities: false)
-      end
-
-      it_behaves_like 'getting list of vulnerability findings'
-    end
-  end
-
-  describe "GET /projects/:id/vulnerability_findings" do
-    let(:api_resource_name) { 'vulnerability_findings' }
-
-    it_behaves_like 'getting list of vulnerability findings'
-
-    context 'when vulnerability findings API is disabled' do
-      before do
-        stub_feature_flags(first_class_vulnerabilities: false)
-      end
-
-      it_behaves_like 'not found vulnerabilities endpoint'
-    end
   end
 end
diff --git a/ee/spec/serializers/vulnerability_entity_spec.rb b/ee/spec/serializers/vulnerability_entity_spec.rb
new file mode 100644
index 0000000000000000000000000000000000000000..4d422955b12fbaeeed2b970e7254b440fc9eaf25
--- /dev/null
+++ b/ee/spec/serializers/vulnerability_entity_spec.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe VulnerabilityEntity do
+  let(:vulnerability) do
+    create(:vulnerability)
+  end
+
+  let(:entity) do
+    described_class.represent(vulnerability)
+  end
+
+  subject { entity.to_json }
+
+  it { is_expected.to match_schema('vulnerability', dir: 'ee') }
+end
diff --git a/ee/spec/support/shared_examples/requests/api/vulnerabilities_shared_examples.rb b/ee/spec/support/shared_examples/requests/api/vulnerabilities_shared_examples.rb
new file mode 100644
index 0000000000000000000000000000000000000000..f71cc233c9c3684495a4208ec1efaa2509927860
--- /dev/null
+++ b/ee/spec/support/shared_examples/requests/api/vulnerabilities_shared_examples.rb
@@ -0,0 +1,220 @@
+# frozen_string_literal: true
+
+shared_examples 'forbids access to vulnerability-like endpoint in expected cases' do
+  context 'with authorized user without read permissions' do
+    before do
+      project.add_reporter(user)
+    end
+
+    it 'responds with 403 Forbidden' do
+      get api(project_vulnerabilities_path, user)
+
+      expect(response).to have_gitlab_http_status(403)
+    end
+  end
+
+  context 'with authorized user but when security dashboard is not available' do
+    before do
+      project.add_developer(user)
+      stub_licensed_features(security_dashboard: false)
+    end
+
+    it 'responds with 403 Forbidden' do
+      get api(project_vulnerabilities_path, user)
+
+      expect(response).to have_gitlab_http_status(403)
+    end
+  end
+
+  context 'with no project access' do
+    let(:project) { create(:project) }
+
+    it 'responds with 404 Not Found' do
+      get api(project_vulnerabilities_path, user)
+
+      expect(response).to have_gitlab_http_status(404)
+    end
+  end
+
+  context 'with unknown project' do
+    before do
+      project.id = 0
+    end
+
+    let(:project) { build(:project) }
+
+    it 'responds with 404 Not Found' do
+      get api(project_vulnerabilities_path, user)
+
+      expect(response).to have_gitlab_http_status(404)
+    end
+  end
+end
+
+shared_examples 'getting list of vulnerability findings' do
+  before do
+    stub_licensed_features(security_dashboard: true, sast: true, dependency_scanning: true, container_scanning: true)
+
+    create(:ee_ci_job_artifact, :dependency_scanning, job: build_ds, project: project)
+    create(:ee_ci_job_artifact, :sast, job: build_sast, project: project)
+    dismissal
+  end
+
+  let(:pipeline) { create(:ci_empty_pipeline, status: :created, project: project) }
+  let(:pipeline_without_vulnerabilities) { create(:ci_pipeline_without_jobs, status: :created, project: project) }
+
+  let(:build_ds) { create(:ci_build, :success, name: 'ds_job', pipeline: pipeline, project: project) }
+  let(:build_sast) { create(:ci_build, :success, name: 'sast_job', pipeline: pipeline, project: project) }
+
+  let(:ds_report) { pipeline.security_reports.reports["dependency_scanning"] }
+  let(:sast_report) { pipeline.security_reports.reports["sast"] }
+
+  let(:dismissal) do
+    create(:vulnerability_feedback, :dismissal, :sast,
+           project: project,
+           pipeline: pipeline,
+           project_fingerprint: sast_report.occurrences.first.project_fingerprint,
+           vulnerability_data: sast_report.occurrences.first.raw_metadata
+    )
+  end
+
+  context 'with an authorized user with proper permissions' do
+    before do
+      project.add_developer(user)
+    end
+
+    # Because fixture reports that power :ee_ci_job_artifact factory contain long report lists,
+    # we need to make sure that all occurrences for both SAST and Dependency Scanning are included in the response.
+    # That's why the page size is 40.
+    let(:pagination) { { per_page: 40 } }
+
+    it 'returns all non-dismissed vulnerabilities' do
+      # all occurrences except one that was dismissed
+      occurrence_count = (sast_report.occurrences.count + ds_report.occurrences.count - 1).to_s
+
+      get api(project_vulnerabilities_path, user), params: pagination
+
+      expect(response).to have_gitlab_http_status(200)
+      expect(response).to include_pagination_headers
+      expect(response).to match_response_schema('vulnerabilities/occurrence_list', dir: 'ee')
+
+      expect(response.headers['X-Total']).to eq occurrence_count
+
+      expect(json_response.map { |v| v['report_type'] }.uniq).to match_array %w[dependency_scanning sast]
+    end
+
+    it 'does not have N+1 queries' do
+      control_count = ActiveRecord::QueryRecorder.new do
+        get api(project_vulnerabilities_path, user), params: { report_type: 'dependency_scanning' }
+      end.count
+
+      expect { get api(project_vulnerabilities_path, user) }.not_to exceed_query_limit(control_count)
+    end
+
+    describe 'filtering' do
+      it 'returns vulnerabilities with sast report_type' do
+        occurrence_count = (sast_report.occurrences.count - 1).to_s # all SAST occurrences except one that was dismissed
+
+        get api(project_vulnerabilities_path, user), params: { report_type: 'sast' }
+
+        expect(response).to have_gitlab_http_status(200)
+
+        expect(response.headers['X-Total']).to eq occurrence_count
+
+        expect(json_response.map { |v| v['report_type'] }.uniq).to match_array %w[sast]
+
+        # occurrences are implicitly sorted by Security::MergeReportsService,
+        # occurrences order differs from what is present in fixture file
+        expect(json_response.first['name']).to eq 'ECB mode is insecure'
+      end
+
+      it 'returns vulnerabilities with dependency_scanning report_type' do
+        occurrence_count = ds_report.occurrences.count.to_s
+
+        get api(project_vulnerabilities_path, user), params: { report_type: 'dependency_scanning' }
+
+        expect(response).to have_gitlab_http_status(200)
+
+        expect(response.headers['X-Total']).to eq occurrence_count
+
+        expect(json_response.map { |v| v['report_type'] }.uniq).to match_array %w[dependency_scanning]
+
+        # occurrences are implicitly sorted by Security::MergeReportsService,
+        # occurrences order differs from what is present in fixture file
+        expect(json_response.first['name']).to eq 'ruby-ffi DDL loading issue on Windows OS'
+      end
+
+      it 'returns a "bad request" response for an unknown report type' do
+        get api(project_vulnerabilities_path, user), params: { report_type: 'blah' }
+
+        expect(response).to have_gitlab_http_status(400)
+      end
+
+      it 'returns dismissed vulnerabilities with `all` scope' do
+        occurrence_count = (sast_report.occurrences.count + ds_report.occurrences.count).to_s
+
+        get api(project_vulnerabilities_path, user), params: { scope: 'all' }.merge(pagination)
+
+        expect(response).to have_gitlab_http_status(200)
+
+        expect(response.headers['X-Total']).to eq occurrence_count
+      end
+
+      it 'returns vulnerabilities with low severity' do
+        get api(project_vulnerabilities_path, user), params: { severity: 'low' }.merge(pagination)
+
+        expect(response).to have_gitlab_http_status(200)
+
+        expect(json_response.map { |v| v['severity'] }.uniq).to eq %w[low]
+      end
+
+      it 'returns a "bad request" response for an unknown severity value' do
+        get api(project_vulnerabilities_path, user), params: { severity: 'foo' }
+
+        expect(response).to have_gitlab_http_status(400)
+      end
+
+      it 'returns vulnerabilities with high confidence' do
+        get api(project_vulnerabilities_path, user), params: { confidence: 'high' }.merge(pagination)
+
+        expect(response).to have_gitlab_http_status(200)
+
+        expect(json_response.map { |v| v['confidence'] }.uniq).to eq %w[high]
+      end
+
+      it 'returns a "bad request" response for an unknown confidence value' do
+        get api(project_vulnerabilities_path, user), params: { confidence: 'qux' }
+
+        expect(response).to have_gitlab_http_status(400)
+      end
+
+      context 'when pipeline_id is supplied' do
+        it 'returns vulnerabilities from supplied pipeline' do
+          occurrence_count = (sast_report.occurrences.count + ds_report.occurrences.count - 1).to_s
+
+          get api(project_vulnerabilities_path, user), params: { pipeline_id: pipeline.id }.merge(pagination)
+
+          expect(response).to have_gitlab_http_status(200)
+
+          expect(response.headers['X-Total']).to eq occurrence_count
+        end
+
+        context 'pipeline has no reports' do
+          it 'returns empty results' do
+            get api(project_vulnerabilities_path, user), params: { pipeline_id: pipeline_without_vulnerabilities.id }.merge(pagination)
+
+            expect(json_response).to eq []
+          end
+        end
+
+        context 'with unknown pipeline' do
+          it 'returns empty results' do
+            get api(project_vulnerabilities_path, user), params: { pipeline_id: 0 }.merge(pagination)
+
+            expect(json_response).to eq []
+          end
+        end
+      end
+    end
+  end
+end