diff --git a/ee/app/assets/javascripts/security_configuration/dast_profiles/components/dast_variables_form_group.vue b/ee/app/assets/javascripts/security_configuration/dast_profiles/components/dast_variables_form_group.vue
index 713db4893f1bbc885914ab6e819a0bffbbc30002..f74cd38271a57460e0a6c77b8d51c434fd6ff770 100644
--- a/ee/app/assets/javascripts/security_configuration/dast_profiles/components/dast_variables_form_group.vue
+++ b/ee/app/assets/javascripts/security_configuration/dast_profiles/components/dast_variables_form_group.vue
@@ -12,11 +12,6 @@ import { s__, __ } from '~/locale';
 import { helpPagePath } from '~/helpers/help_page_helper';
 import DastVariablesModal from './dast_variables_modal.vue';
 
-const mockVariables = [
-  { variable: 'DAST_CHECKS_TO_EXCLUDE', value: '552.2,78.1' },
-  { variable: 'DAST_CRAWL_GRAPH', value: 'true' },
-];
-
 export default {
   i18n: {
     label: s__('DastProfiles|Additional variables'),
@@ -47,8 +42,7 @@ export default {
     },
     value: {
       type: Array,
-      required: false,
-      default: () => mockVariables,
+      required: true,
     },
   },
   data() {
diff --git a/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_scanner_profiles/components/dast_scanner_profile_form.vue b/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_scanner_profiles/components/dast_scanner_profile_form.vue
index 5fe862700f1d33281906abc866914b88ee3ca7a4..04627d2476a092d542525f28b437e3d0c1699168 100644
--- a/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_scanner_profiles/components/dast_scanner_profile_form.vue
+++ b/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_scanner_profiles/components/dast_scanner_profile_form.vue
@@ -14,7 +14,6 @@ import { s__ } from '~/locale';
 import glFeatureFlagsMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 import BaseDastProfileForm from '../../components/base_dast_profile_form.vue';
 import dastProfileFormMixin from '../../dast_profile_form_mixin';
-import DastVariablesFormGroup from '../../components/dast_variables_form_group.vue';
 import { SCAN_TYPE, SCAN_TYPE_OPTIONS } from '../constants';
 import dastScannerProfileCreateMutation from '../graphql/dast_scanner_profile_create.mutation.graphql';
 import dastScannerProfileUpdateMutation from '../graphql/dast_scanner_profile_update.mutation.graphql';
@@ -31,7 +30,6 @@ export default {
   name: 'DastScannerProfileForm',
   components: {
     BaseDastProfileForm,
-    DastVariablesFormGroup,
     GlFormCheckbox,
     GlFormGroup,
     GlFormInput,
@@ -269,11 +267,6 @@ export default {
           }}</gl-form-checkbox>
         </gl-form-group>
       </div>
-
-      <dast-variables-form-group
-        v-if="glFeatures.dastUiAdditionalVariables"
-        class="gl-mb-3 gl-mt-4"
-      />
     </gl-form-group>
   </base-dast-profile-form>
 </template>
diff --git a/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form.vue b/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form.vue
index 13d8cb30b1f6a2dc7ed01a8467135770794639d6..1941674c20729ffc61f766fb86d77d6d3d6a7169 100644
--- a/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form.vue
+++ b/ee/app/assets/javascripts/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form.vue
@@ -103,6 +103,7 @@ export default {
       targetType = TARGET_TYPES.WEBSITE.value,
       scanMethod = null,
       scanFilePath = '',
+      optionalVariables = [],
     } = this.profile;
 
     const form = {
@@ -124,6 +125,11 @@ export default {
         targetType: initFormField({ value: targetType, skipValidation: true }),
         scanMethod: initFormField({ value: scanMethod, skipValidation: true }),
         scanFilePath: initFormField({ value: scanFilePath, skipValidation: true }),
+        optionalVariables: initFormField({
+          value: optionalVariables,
+          required: false,
+          skipValidation: true,
+        }),
       },
     };
 
@@ -201,8 +207,15 @@ export default {
       return this.$options.DAST_BROWSER_AVAILABLE_VARIABLES_PATH;
     },
     mutationVariables() {
-      const { profileName, targetUrl, targetType, requestHeaders, scanMethod, scanFilePath } =
-        serializeFormObject(this.form.fields);
+      const {
+        profileName,
+        targetUrl,
+        targetType,
+        requestHeaders,
+        scanMethod,
+        scanFilePath,
+        optionalVariables,
+      } = serializeFormObject(this.form.fields);
 
       return {
         ...(this.isEdit ? { id: this.profile.id } : { fullPath: this.projectFullPath }),
@@ -215,6 +228,7 @@ export default {
           requestHeaders,
         }),
         ...(this.isTargetAPI && { scanMethod, scanFilePath }),
+        ...(this.glFeatures.dastUiAdditionalVariables && { optionalVariables }),
       };
     },
     showWarningTextForTargetUrl() {
@@ -456,6 +470,10 @@ export default {
       :stacked="stacked"
     />
 
-    <dast-variables-form-group v-if="glFeatures.dastUiAdditionalVariables" class="gl-mb-6" />
+    <dast-variables-form-group
+      v-if="glFeatures.dastUiAdditionalVariables"
+      v-model="form.fields.optionalVariables.value"
+      class="gl-mb-6"
+    />
   </base-dast-profile-form>
 </template>
diff --git a/ee/spec/frontend/security_configuration/dast_profiles/components/dast_variables_form_group_spec.js b/ee/spec/frontend/security_configuration/dast_profiles/components/dast_variables_form_group_spec.js
index 81e3e9bbc9d1cd2713e4ec469e3340ca1581e110..80de279c62f2092d8a24224e0954dca3dc552a89 100644
--- a/ee/spec/frontend/security_configuration/dast_profiles/components/dast_variables_form_group_spec.js
+++ b/ee/spec/frontend/security_configuration/dast_profiles/components/dast_variables_form_group_spec.js
@@ -11,6 +11,7 @@ import DastVariablesFormGroup from 'ee/security_configuration/dast_profiles/comp
 import { helpPagePath } from '~/helpers/help_page_helper';
 import DastVariablesModal from 'ee/security_configuration/dast_profiles/components/dast_variables_modal.vue';
 import { stubComponent } from 'helpers/stub_component';
+import { mockVariables } from '../mocks/mock_data';
 
 describe('DastVariablesFormGroup', () => {
   let wrapper;
@@ -21,6 +22,7 @@ describe('DastVariablesFormGroup', () => {
   const createComponent = (props = {}) => {
     wrapper = shallowMountExtended(DastVariablesFormGroup, {
       propsData: {
+        value: mockVariables,
         ...props,
       },
       stubs: {
diff --git a/ee/spec/frontend/security_configuration/dast_profiles/dast_scanner_profiles_form/components/dast_scanner_profiles_form_spec.js b/ee/spec/frontend/security_configuration/dast_profiles/dast_scanner_profiles_form/components/dast_scanner_profiles_form_spec.js
index 53d2f03a6a9a77b645e5390b8704128726e1d5dc..449f015fbaf55c2e5610ef127ee557faae70d4cd 100644
--- a/ee/spec/frontend/security_configuration/dast_profiles/dast_scanner_profiles_form/components/dast_scanner_profiles_form_spec.js
+++ b/ee/spec/frontend/security_configuration/dast_profiles/dast_scanner_profiles_form/components/dast_scanner_profiles_form_spec.js
@@ -1,7 +1,6 @@
 import { GlForm } from '@gitlab/ui';
 import { within } from '@testing-library/dom';
 import merge from 'lodash/merge';
-import DastVariablesFormGroup from 'ee/security_configuration/dast_profiles/components/dast_variables_form_group.vue';
 import BaseDastProfileForm from 'ee/security_configuration/dast_profiles/components/base_dast_profile_form.vue';
 import DastScannerProfileForm from 'ee/security_configuration/dast_profiles/dast_scanner_profiles/components/dast_scanner_profile_form.vue';
 import { SCAN_TYPE } from 'ee/security_configuration/dast_profiles/dast_scanner_profiles/constants';
@@ -40,7 +39,6 @@ describe('DastScannerProfileForm', () => {
   const findSpiderTimeoutInput = () => wrapper.findByTestId('spider-timeout-input');
   const findTargetTimeoutInput = () => wrapper.findByTestId('target-timeout-input');
   const findScanType = () => wrapper.findByTestId('scan-type-option');
-  const findDastVariablesFormGroup = () => wrapper.findComponent(DastVariablesFormGroup);
 
   const setFieldValue = async (field, value) => {
     await field.setValue(value);
@@ -199,25 +197,4 @@ describe('DastScannerProfileForm', () => {
       expect(findProfileNameInput().attributes('disabled')).toBeDefined();
     });
   });
-
-  it('does not render DastVariablesFormGroup', () => {
-    createShallowComponent();
-    expect(findDastVariablesFormGroup().exists()).toBe(false);
-  });
-
-  describe('DastVariablesFormGroup', () => {
-    beforeEach(() => {
-      createShallowComponent({
-        provide: {
-          glFeatures: {
-            dastUiAdditionalVariables: true,
-          },
-        },
-      });
-    });
-
-    it('renders DastVariablesFormGroup when feature flag is enabled', () => {
-      expect(findDastVariablesFormGroup().exists()).toBe(true);
-    });
-  });
 });
diff --git a/ee/spec/frontend/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form_spec.js b/ee/spec/frontend/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form_spec.js
index 2a151abeaa0e1a9aadcc26076f3b485235d587d8..c8538232f5084d4db6c38ccfbd8d27ac537a0239 100644
--- a/ee/spec/frontend/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form_spec.js
+++ b/ee/spec/frontend/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form_spec.js
@@ -10,7 +10,10 @@ import DastSiteAuthSection from 'ee/security_configuration/dast_profiles/dast_si
 import DastSiteProfileForm from 'ee/security_configuration/dast_profiles/dast_site_profiles/components/dast_site_profile_form.vue';
 import dastSiteProfileCreateMutation from 'ee/security_configuration/dast_profiles/dast_site_profiles/graphql/dast_site_profile_create.mutation.graphql';
 import dastSiteProfileUpdateMutation from 'ee/security_configuration/dast_profiles/dast_site_profiles/graphql/dast_site_profile_update.mutation.graphql';
-import { policySiteProfiles } from 'ee_jest/security_configuration/dast_profiles/mocks/mock_data';
+import {
+  policySiteProfiles,
+  mockVariables,
+} from 'ee_jest/security_configuration/dast_profiles/mocks/mock_data';
 import resolvers from 'ee/vue_shared/security_configuration/graphql/resolvers/resolvers';
 import { typePolicies } from 'ee/vue_shared/security_configuration/graphql/provider';
 import { TEST_HOST } from 'helpers/test_constants';
@@ -421,8 +424,15 @@ describe('DastSiteProfileForm', () => {
   });
 
   describe('DastVariablesFormGroup', () => {
+    const optionalVariables = mockVariables;
     beforeEach(() => {
       createShallowComponent({
+        propsData: {
+          profile: {
+            ...siteProfileWithSecrets,
+            optionalVariables,
+          },
+        },
         provide: {
           glFeatures: {
             dastUiAdditionalVariables: true,
@@ -434,5 +444,14 @@ describe('DastSiteProfileForm', () => {
     it('renders DastVariablesFormGroup when feature flag is enabled', () => {
       expect(findDastVariablesFormGroup().exists()).toBe(true);
     });
+
+    it('passes correct props to base component', () => {
+      const baseDastProfileForm = findBaseDastProfileForm();
+      expect(baseDastProfileForm.props('mutationVariables')).toEqual(
+        expect.objectContaining({
+          optionalVariables,
+        }),
+      );
+    });
   });
 });
diff --git a/ee/spec/frontend/security_configuration/dast_profiles/mocks/mock_data.js b/ee/spec/frontend/security_configuration/dast_profiles/mocks/mock_data.js
index 7a43440d0499369277b5d54ffb9e826f6eb20051..a143fb2137275a4a345a72b4327944cb59ab59b1 100644
--- a/ee/spec/frontend/security_configuration/dast_profiles/mocks/mock_data.js
+++ b/ee/spec/frontend/security_configuration/dast_profiles/mocks/mock_data.js
@@ -38,3 +38,8 @@ export const mockSharedData = {
   resetAndClose: false,
   __typename: 'SharedData',
 };
+
+export const mockVariables = [
+  { variable: 'DAST_CHECKS_TO_EXCLUDE', value: '552.2,78.1' },
+  { variable: 'DAST_CRAWL_GRAPH', value: 'true' },
+];