diff --git a/app/assets/javascripts/snippets/components/edit.vue b/app/assets/javascripts/snippets/components/edit.vue
index 0253cc126062bd4e85931debbf3abfc4fe50cf36..a6651515e475d4ef4be1f8f829882ad633082093 100644
--- a/app/assets/javascripts/snippets/components/edit.vue
+++ b/app/assets/javascripts/snippets/components/edit.vue
@@ -137,18 +137,34 @@ export default {
         this.onExistingSnippetFetched();
       }
     },
+    getAttachedFiles() {
+      const fileInputs = Array.from(this.$el.querySelectorAll('[name="files[]"]'));
+      return fileInputs.map(node => node.value);
+    },
+    createMutation() {
+      return {
+        mutation: CreateSnippetMutation,
+        variables: {
+          input: {
+            ...this.apiData,
+            uploadedFiles: this.getAttachedFiles(),
+            projectPath: this.projectPath,
+          },
+        },
+      };
+    },
+    updateMutation() {
+      return {
+        mutation: UpdateSnippetMutation,
+        variables: {
+          input: this.apiData,
+        },
+      };
+    },
     handleFormSubmit() {
       this.isUpdating = true;
       this.$apollo
-        .mutate({
-          mutation: this.newSnippet ? CreateSnippetMutation : UpdateSnippetMutation,
-          variables: {
-            input: {
-              ...this.apiData,
-              projectPath: this.newSnippet ? this.projectPath : undefined,
-            },
-          },
-        })
+        .mutate(this.newSnippet ? this.createMutation() : this.updateMutation())
         .then(({ data }) => {
           const baseObj = this.newSnippet ? data?.createSnippet : data?.updateSnippet;
 
@@ -176,6 +192,8 @@ export default {
   <form
     class="snippet-form js-requires-input js-quick-submit common-note-form"
     :data-snippet-type="isProjectSnippet ? 'project' : 'personal'"
+    data-testid="snippet-edit-form"
+    @submit.prevent="handleFormSubmit"
   >
     <gl-loading-icon
       v-if="isLoading"
@@ -211,17 +229,17 @@ export default {
       <form-footer-actions>
         <template #prepend>
           <gl-button
-            type="submit"
             category="primary"
+            type="submit"
             variant="success"
             :disabled="updatePrevented"
             data-qa-selector="submit_button"
-            @click.prevent="handleFormSubmit"
+            data-testid="snippet-submit-btn"
             >{{ saveButtonLabel }}</gl-button
           >
         </template>
         <template #append>
-          <gl-button data-testid="snippet-cancel-btn" :href="cancelButtonHref">{{
+          <gl-button type="cancel" data-testid="snippet-cancel-btn" :href="cancelButtonHref">{{
             __('Cancel')
           }}</gl-button>
         </template>
diff --git a/app/assets/javascripts/snippets/components/snippet_description_edit.vue b/app/assets/javascripts/snippets/components/snippet_description_edit.vue
index 0fe539a5de74ef6ad7591297026ea927f0a147c2..737845d09b88f3f68e0c541e28b806f1aaa9f538 100644
--- a/app/assets/javascripts/snippets/components/snippet_description_edit.vue
+++ b/app/assets/javascripts/snippets/components/snippet_description_edit.vue
@@ -30,7 +30,7 @@ export default {
 </script>
 <template>
   <div class="form-group js-description-input">
-    <label>{{ s__('Snippets|Description (optional)') }}</label>
+    <label for="snippet-description">{{ s__('Snippets|Description (optional)') }}</label>
     <div class="js-collapsible-input">
       <div class="js-collapsed" :class="{ 'd-none': value }">
         <gl-form-input
@@ -46,22 +46,26 @@ export default {
       <markdown-field
         class="js-expanded"
         :class="{ 'd-none': !value }"
+        :add-spacing-classes="false"
         :markdown-preview-path="markdownPreviewPath"
         :markdown-docs-path="markdownDocsPath"
       >
-        <textarea
-          slot="textarea"
-          class="note-textarea js-gfm-input js-autosize markdown-area"
-          dir="auto"
-          data-qa-selector="snippet_description_field"
-          data-supports-quick-actions="false"
-          :value="value"
-          :aria-label="__('Description')"
-          :placeholder="__('Write a comment or drag your files here…')"
-          v-bind="$attrs"
-          @input="$emit('input', $event.target.value)"
-        >
-        </textarea>
+        <template #textarea>
+          <textarea
+            id="snippet-description"
+            ref="textarea"
+            :value="value"
+            class="note-textarea js-gfm-input js-autosize markdown-area"
+            dir="auto"
+            data-qa-selector="snippet_description_field"
+            data-supports-quick-actions="false"
+            :aria-label="__('Description')"
+            :placeholder="__('Write a comment or drag your files here…')"
+            v-bind="$attrs"
+            @input="$emit('input', $event.target.value)"
+          >
+          </textarea>
+        </template>
       </markdown-field>
     </div>
   </div>
diff --git a/changelogs/unreleased/217934-snippet-description-files.yml b/changelogs/unreleased/217934-snippet-description-files.yml
new file mode 100644
index 0000000000000000000000000000000000000000..193188beeb89fdff6dc98a28c6adfb83954cf01c
--- /dev/null
+++ b/changelogs/unreleased/217934-snippet-description-files.yml
@@ -0,0 +1,5 @@
+---
+title: Send information about attached files to the GraphQL mutation
+merge_request: 34221
+author:
+type: fixed
diff --git a/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap b/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap
index 9fd4cba5b87240abb3c95d6df07bb88a4732669f..297ad16b681e3f199c6d62d564f1c4720b7685c5 100644
--- a/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap
+++ b/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap
@@ -4,7 +4,9 @@ exports[`Snippet Description Edit component rendering matches the snapshot 1`] =
 <div
   class="form-group js-description-input"
 >
-  <label>
+  <label
+    for="snippet-description"
+  >
     Description (optional)
   </label>
    
@@ -21,27 +23,67 @@ exports[`Snippet Description Edit component rendering matches the snapshot 1`] =
       />
     </div>
      
-    <markdown-field-stub
-      addspacingclasses="true"
-      canattachfile="true"
-      class="js-expanded"
-      enableautocomplete="true"
-      helppagepath=""
-      markdowndocspath="help/"
-      markdownpreviewpath="foo/"
-      note="[object Object]"
-      quickactionsdocspath=""
-      textareavalue=""
+    <div
+      class="js-vue-markdown-field md-area position-relative js-expanded gfm-form"
     >
-      <textarea
-        aria-label="Description"
-        class="note-textarea js-gfm-input js-autosize markdown-area"
-        data-qa-selector="snippet_description_field"
-        data-supports-quick-actions="false"
-        dir="auto"
-        placeholder="Write a comment or drag your files here…"
+      <markdown-header-stub
+        linecontent=""
       />
-    </markdown-field-stub>
+       
+      <div
+        class="md-write-holder"
+      >
+        <div
+          class="zen-backdrop div-dropzone-wrapper"
+        >
+          <div
+            class="div-dropzone js-invalid-dropzone"
+          >
+            <textarea
+              aria-label="Description"
+              class="note-textarea js-gfm-input js-autosize markdown-area"
+              data-qa-selector="snippet_description_field"
+              data-supports-quick-actions="false"
+              dir="auto"
+              id="snippet-description"
+              placeholder="Write a comment or drag your files here…"
+              style="overflow-x: hidden; word-wrap: break-word; overflow-y: hidden;"
+            />
+            <div
+              class="div-dropzone-hover"
+            >
+              <i
+                class="fa fa-paperclip div-dropzone-icon"
+              />
+            </div>
+          </div>
+           
+          <a
+            aria-label="Leave zen mode"
+            class="zen-control zen-control-leave js-zen-leave gl-text-gray-700"
+            href="#"
+          >
+            <icon-stub
+              name="screen-normal"
+              size="16"
+            />
+          </a>
+           
+          <markdown-toolbar-stub
+            canattachfile="true"
+            markdowndocspath="help/"
+            quickactionsdocspath=""
+          />
+        </div>
+      </div>
+       
+      <div
+        class="js-vue-md-preview md md-preview-holder"
+        style="display: none;"
+      />
+       
+      <!---->
+    </div>
   </div>
 </div>
 `;
diff --git a/spec/frontend/snippets/components/edit_spec.js b/spec/frontend/snippets/components/edit_spec.js
index c21aba5e25124395cc2b3ea054a5860eec01e91d..83f46dd347f683b1515af7292ae25a5c19715c27 100644
--- a/spec/frontend/snippets/components/edit_spec.js
+++ b/spec/frontend/snippets/components/edit_spec.js
@@ -40,6 +40,9 @@ const newlyEditedSnippetUrl = 'http://foo.bar';
 const apiError = { message: 'Ufff' };
 const mutationError = 'Bummer';
 
+const attachedFilePath1 = 'foo/bar';
+const attachedFilePath2 = 'alpha/beta';
+
 const defaultProps = {
   snippetGid: 'gid://gitlab/PersonalSnippet/42',
   markdownPreviewPath: 'http://preview.foo.bar',
@@ -120,8 +123,9 @@ describe('Snippet Edit app', () => {
     wrapper.destroy();
   });
 
-  const findSubmitButton = () => wrapper.find('[type=submit]');
+  const findSubmitButton = () => wrapper.find('[data-testid="snippet-submit-btn"]');
   const findCancellButton = () => wrapper.find('[data-testid="snippet-cancel-btn"]');
+  const clickSubmitBtn = () => wrapper.find('[data-testid="snippet-edit-form"]').trigger('submit');
 
   describe('rendering', () => {
     it('renders loader while the query is in flight', () => {
@@ -289,13 +293,15 @@ describe('Snippet Edit app', () => {
           },
         };
 
-        wrapper.vm.handleFormSubmit();
+        clickSubmitBtn();
+
         expect(resolveMutate).toHaveBeenCalledWith(mutationPayload);
       });
 
       it('redirects to snippet view on successful mutation', () => {
         createComponent();
-        wrapper.vm.handleFormSubmit();
+        clickSubmitBtn();
+
         return waitForPromises().then(() => {
           expect(redirectTo).toHaveBeenCalledWith(newlyEditedSnippetUrl);
         });
@@ -322,7 +328,8 @@ describe('Snippet Edit app', () => {
             mutationRes: mutationTypes.RESOLVE_WITH_ERRORS,
           });
 
-          wrapper.vm.handleFormSubmit();
+          clickSubmitBtn();
+
           return waitForPromises().then(() => {
             expect(redirectTo).not.toHaveBeenCalled();
             expect(flashSpy).toHaveBeenCalledWith(mutationError);
@@ -334,7 +341,9 @@ describe('Snippet Edit app', () => {
         createComponent({
           mutationRes: mutationTypes.REJECT,
         });
-        wrapper.vm.handleFormSubmit();
+
+        clickSubmitBtn();
+
         return waitForPromises().then(() => {
           expect(redirectTo).not.toHaveBeenCalled();
           expect(flashSpy).toHaveBeenCalledWith(apiError);
@@ -354,12 +363,61 @@ describe('Snippet Edit app', () => {
             },
             mutationRes: mutationTypes.REJECT,
           });
-          wrapper.vm.handleFormSubmit();
+
+          clickSubmitBtn();
+
           return waitForPromises().then(() => {
             expect(Flash).toHaveBeenCalledWith(expect.stringContaining(expectation));
           });
         },
       );
     });
+
+    describe('correctly includes attached files into the mutation', () => {
+      const createMutationPayload = expectation => {
+        return expect.objectContaining({
+          variables: {
+            input: expect.objectContaining({ uploadedFiles: expectation }),
+          },
+        });
+      };
+
+      const updateMutationPayload = () => {
+        return expect.objectContaining({
+          variables: {
+            input: expect.not.objectContaining({ uploadedFiles: expect.anything() }),
+          },
+        });
+      };
+
+      it.each`
+        paths                                     | expectation
+        ${[attachedFilePath1]}                    | ${[attachedFilePath1]}
+        ${[attachedFilePath1, attachedFilePath2]} | ${[attachedFilePath1, attachedFilePath2]}
+        ${[]}                                     | ${[]}
+      `(`correctly sends paths for $paths.length files`, ({ paths, expectation }) => {
+        createComponent({
+          data: {
+            newSnippet: true,
+          },
+        });
+
+        const fixtures = paths.map(path => {
+          return path ? `<input name="files[]" value="${path}">` : undefined;
+        });
+        wrapper.vm.$el.innerHTML += fixtures.join('');
+
+        clickSubmitBtn();
+
+        expect(resolveMutate).toHaveBeenCalledWith(createMutationPayload(expectation));
+      });
+
+      it(`neither fails nor sends 'uploadedFiles' to update mutation`, () => {
+        createComponent();
+
+        clickSubmitBtn();
+        expect(resolveMutate).toHaveBeenCalledWith(updateMutationPayload());
+      });
+    });
   });
 });
diff --git a/spec/frontend/snippets/components/snippet_description_edit_spec.js b/spec/frontend/snippets/components/snippet_description_edit_spec.js
index c5e667747c66bf691c95d7074438c1e10638e95b..816ab4e48dec09d1d13439e16df83b0ddc5d7455 100644
--- a/spec/frontend/snippets/components/snippet_description_edit_spec.js
+++ b/spec/frontend/snippets/components/snippet_description_edit_spec.js
@@ -1,4 +1,5 @@
 import SnippetDescriptionEdit from '~/snippets/components/snippet_description_edit.vue';
+import MarkdownField from '~/vue_shared/components/markdown/field.vue';
 import { shallowMount } from '@vue/test-utils';
 
 describe('Snippet Description Edit component', () => {
@@ -15,6 +16,9 @@ describe('Snippet Description Edit component', () => {
         markdownPreviewPath,
         markdownDocsPath,
       },
+      stubs: {
+        MarkdownField,
+      },
     });
   }