diff --git a/packages/testing/playwright/pages/WorkflowsPage.ts b/packages/testing/playwright/pages/WorkflowsPage.ts
index b38cf82bf7..893221c602 100644
--- a/packages/testing/playwright/pages/WorkflowsPage.ts
+++ b/packages/testing/playwright/pages/WorkflowsPage.ts
@@ -28,6 +28,10 @@ export class WorkflowsPage extends BasePage {
 		await this.page.getByTestId('resources-list-search').clear();
 	}
 
+	getProjectName() {
+		return this.page.getByTestId('project-name');
+	}
+
 	getSearchBar() {
 		return this.page.getByTestId('resources-list-search');
 	}
diff --git a/packages/testing/playwright/tests/ui/security-notifications.spec.ts b/packages/testing/playwright/tests/ui/security-notifications.spec.ts
new file mode 100644
index 0000000000..43130a7f82
--- /dev/null
+++ b/packages/testing/playwright/tests/ui/security-notifications.spec.ts
@@ -0,0 +1,224 @@
+import type { Page } from '@playwright/test';
+
+import { test, expect } from '../../fixtures/base';
+
+test.describe('Security Notifications', () => {
+	async function setupVersionsApiMock(
+		page: Page,
+		options: {
+			hasSecurityIssue?: boolean;
+			hasSecurityFix?: boolean;
+			securityIssueFixVersion?: string;
+		} = {},
+	) {
+		const {
+			hasSecurityIssue = false,
+			hasSecurityFix = false,
+			securityIssueFixVersion = '',
+		} = options;
+
+		await page.route('**/api/versions/**', async (route) => {
+			// Extract current version from URL path
+			const url = route.request().url();
+			const currentVersion = url.split('/').pop() ?? '1.106.1';
+
+			// Parse version to create next version
+			const versionParts = currentVersion.split('.');
+			const nextPatchVersion = `${versionParts[0]}.${versionParts[1]}.${parseInt(versionParts[2]) + 1}`;
+
+			const mockVersions = [
+				{
+					name: currentVersion,
+					nodes: [],
+					createdAt: '2025-06-24T00:00:00Z',
+					description: hasSecurityIssue ? 'Current version with security issue' : 'Current version',
+					documentationUrl: 'https://docs.n8n.io',
+					hasBreakingChange: false,
+					hasSecurityFix: false,
+					hasSecurityIssue,
+					securityIssueFixVersion:
+						securityIssueFixVersion === 'useNextPatch' ? nextPatchVersion : securityIssueFixVersion,
+				},
+				{
+					name: nextPatchVersion,
+					nodes: [],
+					createdAt: '2025-06-25T00:00:00Z',
+					description: hasSecurityFix ? 'Fixed version' : 'Next version',
+					documentationUrl: 'https://docs.n8n.io',
+					hasBreakingChange: false,
+					hasSecurityFix,
+					hasSecurityIssue: false,
+					securityIssueFixVersion: '',
+				},
+			];
+			await route.fulfill({ json: mockVersions });
+		});
+	}
+
+	async function setupApiFailure(page: Page) {
+		await page.route('**/api/versions/**', async (route) => {
+			await route.fulfill({
+				status: 500,
+				contentType: 'application/json',
+				body: JSON.stringify({ error: 'API Error' }),
+			});
+		});
+	}
+
+	test.describe('Notifications disabled', () => {
+		test.beforeEach(async ({ setupRequirements }) => {
+			await setupRequirements({
+				config: {
+					settings: {
+						versionNotifications: {
+							enabled: false,
+							endpoint: 'https://test.api.n8n.io/api/versions/',
+							whatsNewEnabled: false,
+							whatsNewEndpoint: 'https://test.api.n8n.io/api/whats-new',
+							infoUrl: 'https://test.docs.n8n.io/hosting/installation/updating/',
+						},
+					},
+				},
+			});
+		});
+
+		test('should not check for versions if feature is disabled', async ({ page, n8n }) => {
+			// Track whether any API requests are made to versions endpoint
+			let versionsApiCalled = false;
+
+			await page.route('**/api/versions/**', () => {
+				versionsApiCalled = true;
+			});
+
+			await n8n.goHome();
+
+			// Wait a moment for any potential API calls or notifications
+			// eslint-disable-next-line playwright/no-networkidle
+			await page.waitForLoadState('networkidle');
+
+			// Verify no API request was made to versions endpoint when notifications are disabled
+			expect(versionsApiCalled).toBe(false);
+		});
+	});
+
+	test.describe('Notifications enabled', () => {
+		test.beforeEach(async ({ setupRequirements }) => {
+			await setupRequirements({
+				config: {
+					settings: {
+						versionNotifications: {
+							enabled: true,
+							endpoint: 'https://test.api.n8n.io/api/versions/',
+							whatsNewEnabled: true,
+							whatsNewEndpoint: 'https://test.api.n8n.io/api/whats-new',
+							infoUrl: 'https://test.docs.n8n.io/hosting/installation/updating/',
+						},
+					},
+				},
+			});
+		});
+
+		test('should display security notification with correct messaging and styling', async ({
+			page,
+			n8n,
+		}) => {
+			await setupVersionsApiMock(page, { hasSecurityIssue: true, hasSecurityFix: true });
+
+			// Reload to trigger version check
+			await page.reload();
+			await n8n.goHome();
+
+			// Verify security notification appears with default message
+			const notification = n8n.notifications.notificationContainerByText(
+				'Critical update available',
+			);
+			await expect(notification).toBeVisible();
+			await expect(notification).toContainText('Please update to latest version.');
+			await expect(notification).toContainText('More info');
+
+			// Verify warning styling
+			await expect(notification.locator('.el-notification--warning')).toBeVisible();
+
+			// Close the notification
+			await n8n.notifications.closeNotificationByText('Critical update available');
+
+			// Now test with specific fix version
+			await setupVersionsApiMock(page, {
+				hasSecurityIssue: true,
+				hasSecurityFix: true,
+				securityIssueFixVersion: 'useNextPatch',
+			});
+
+			// Reload to trigger new version check with fix version
+			await n8n.goHome();
+
+			// Verify notification shows specific fix version (dynamically generated)
+			const notificationWithFixVersion = n8n.notifications.notificationContainerByText(
+				'Critical update available',
+			);
+			await expect(notificationWithFixVersion).toBeVisible();
+			await expect(notificationWithFixVersion).toContainText('Please update to version');
+			await expect(notificationWithFixVersion).toContainText('or higher.');
+		});
+
+		test('should open versions modal when clicking security notification', async ({
+			page,
+			n8n,
+		}) => {
+			await setupVersionsApiMock(page, {
+				hasSecurityIssue: true,
+				hasSecurityFix: true,
+				securityIssueFixVersion: 'useNextPatch',
+			});
+
+			await n8n.goHome();
+
+			// Wait for and click the security notification
+			const notification = n8n.notifications.notificationContainerByText(
+				'Critical update available',
+			);
+			await expect(notification).toBeVisible();
+			await notification.click();
+
+			// Verify versions modal opens
+			const versionsModal = n8n.versions.getVersionUpdatesPanel();
+			await expect(versionsModal).toBeVisible();
+
+			// Verify security update badge exists for the new version
+			const versionCard = n8n.versions.getVersionCard().first();
+			const securityBadge = versionCard.locator('.el-tag--danger').getByText('Security update');
+			await expect(securityBadge).toBeVisible();
+		});
+
+		test('should not display security notification when theres no security issue', async ({
+			page,
+			n8n,
+		}) => {
+			await setupVersionsApiMock(page, { hasSecurityIssue: false });
+
+			await n8n.goHome();
+
+			// Verify no security notification appears when no security issue
+			const notification = n8n.notifications.notificationContainerByText(
+				'Critical update available',
+			);
+			await expect(notification).toBeHidden();
+		});
+
+		test('should handle API failure gracefully', async ({ page, n8n }) => {
+			// Enable notifications but mock API failure
+			await setupApiFailure(page);
+
+			await n8n.goHome();
+
+			// Verify no security notification appears on API failure
+			const notification = n8n.notifications.notificationContainerByText(
+				'Critical update available',
+			);
+			await expect(notification).toBeHidden();
+
+			// Verify the app still functions normally
+			await expect(n8n.workflows.getProjectName()).toBeVisible();
+		});
+	});
+});