diff --git a/packages/cli/src/webhooks/__tests__/waiting-forms.test.ts b/packages/cli/src/webhooks/__tests__/waiting-forms.test.ts
new file mode 100644
index 0000000000..bec6f95d7f
--- /dev/null
+++ b/packages/cli/src/webhooks/__tests__/waiting-forms.test.ts
@@ -0,0 +1,199 @@
+import { mock } from 'jest-mock-extended';
+import { FORM_NODE_TYPE, type Workflow } from 'n8n-workflow';
+
+import type { ExecutionRepository } from '@/databases/repositories/execution.repository';
+import { WaitingForms } from '@/webhooks/waiting-forms';
+
+describe('WaitingForms', () => {
+	const executionRepository = mock<ExecutionRepository>();
+	const waitingWebhooks = new WaitingForms(mock(), mock(), executionRepository);
+
+	beforeEach(() => {
+		jest.restoreAllMocks();
+	});
+
+	describe('findCompletionPage', () => {
+		it('should return lastNodeExecuted if it is a non-disabled form completion node', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue([]),
+				nodes: {
+					Form1: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+				},
+			});
+
+			const result = waitingWebhooks.findCompletionPage(workflow, {}, 'Form1');
+			expect(result).toBe('Form1');
+		});
+
+		it('should return undefined if lastNodeExecuted is disabled', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue([]),
+				nodes: {
+					Form1: {
+						disabled: true,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+				},
+			});
+
+			const result = waitingWebhooks.findCompletionPage(workflow, {}, 'Form1');
+			expect(result).toBeUndefined();
+		});
+
+		it('should return undefined if lastNodeExecuted is not a form node', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue([]),
+				nodes: {
+					NonForm: {
+						disabled: undefined,
+						type: 'other-node-type',
+						parameters: {},
+					},
+				},
+			});
+
+			const result = waitingWebhooks.findCompletionPage(workflow, {}, 'NonForm');
+			expect(result).toBeUndefined();
+		});
+
+		it('should return undefined if lastNodeExecuted operation is not completion', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue([]),
+				nodes: {
+					Form1: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'page',
+						},
+					},
+				},
+			});
+
+			const result = waitingWebhooks.findCompletionPage(workflow, {}, 'Form1');
+			expect(result).toBeUndefined();
+		});
+
+		it('should find first valid completion form in parent nodes if lastNodeExecuted is not valid', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue(['Form1', 'Form2', 'Form3']),
+				nodes: {
+					LastNode: {
+						disabled: undefined,
+						type: 'other-node-type',
+						parameters: {},
+					},
+					Form1: {
+						disabled: true,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+					Form2: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+					Form3: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+				},
+			});
+
+			const runData = {
+				Form2: [],
+				Form3: [],
+			};
+
+			const result = waitingWebhooks.findCompletionPage(workflow, runData, 'LastNode');
+			expect(result).toBe('Form3');
+		});
+
+		it('should return undefined if no valid completion form is found in parent nodes', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue(['Form1', 'Form2']),
+				nodes: {
+					LastNode: {
+						disabled: undefined,
+						type: 'other-node-type',
+						parameters: {},
+					},
+					Form1: {
+						disabled: true,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+					Form2: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'submit',
+						},
+					},
+				},
+			});
+
+			const result = waitingWebhooks.findCompletionPage(workflow, {}, 'LastNode');
+			expect(result).toBeUndefined();
+		});
+
+		it('should skip parent nodes without runData', () => {
+			const workflow = mock<Workflow>({
+				getParentNodes: jest.fn().mockReturnValue(['Form1', 'Form2', 'Form3']),
+				nodes: {
+					LastNode: {
+						disabled: undefined,
+						type: 'other-node-type',
+						parameters: {},
+					},
+					Form1: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+					Form2: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+					Form3: {
+						disabled: undefined,
+						type: FORM_NODE_TYPE,
+						parameters: {
+							operation: 'completion',
+						},
+					},
+				},
+			});
+
+			const runData = {
+				Form2: [],
+			};
+
+			const result = waitingWebhooks.findCompletionPage(workflow, runData, 'LastNode');
+			expect(result).toBe('Form2');
+		});
+	});
+});
diff --git a/packages/cli/src/webhooks/waiting-forms.ts b/packages/cli/src/webhooks/waiting-forms.ts
index 5ff6759542..cd2de74ed0 100644
--- a/packages/cli/src/webhooks/waiting-forms.ts
+++ b/packages/cli/src/webhooks/waiting-forms.ts
@@ -1,5 +1,6 @@
 import axios from 'axios';
 import type express from 'express';
+import type { IRunData } from 'n8n-workflow';
 import { FORM_NODE_TYPE, sleep, Workflow } from 'n8n-workflow';
 import { Service } from 'typedi';
 
@@ -57,8 +58,7 @@ export class WaitingForms extends WaitingWebhooks {
 		} catch (error) {}
 	}
 
-	private findCompletionPage(execution: IExecutionResponse, lastNodeExecuted: string) {
-		const workflow = this.getWorkflow(execution);
+	findCompletionPage(workflow: Workflow, runData: IRunData, lastNodeExecuted: string) {
 		const parentNodes = workflow.getParentNodes(lastNodeExecuted);
 		const lastNode = workflow.nodes[lastNodeExecuted];
 
@@ -75,7 +75,7 @@ export class WaitingForms extends WaitingWebhooks {
 					!node.disabled &&
 					node.type === FORM_NODE_TYPE &&
 					node.parameters.operation === 'completion' &&
-					execution.data.resultData.runData[nodeName]
+					runData[nodeName]
 				);
 			});
 		}
@@ -118,7 +118,13 @@ export class WaitingForms extends WaitingWebhooks {
 		if (execution.finished) {
 			// find the completion page to render
 			// if there is no completion page, render the default page
-			const completionPage = this.findCompletionPage(execution, lastNodeExecuted);
+			const workflow = this.getWorkflow(execution);
+
+			const completionPage = this.findCompletionPage(
+				workflow,
+				execution.data.resultData.runData,
+				lastNodeExecuted,
+			);
 
 			if (!completionPage) {
 				res.render('form-trigger-completion', {