CVE-2026-59257 n8n - SQL Injection in MySQL v1 executeQuery Operation via Expression Interpolation

n8n before 1.123.61, 2.x before 2.27.4, and 2.28.x before 2.28.1 contains a SQL injection vulnerability in the legacy MySQL v1 node's executeQuery operation. The operation substitutes evaluated ... expression values directly into the raw SQL string without parameterization. When a workflow uses...

CVE-2026-59253

n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during workflow creation, causing logical...

CVE-2026-59253

n8n before 2.28.0 is affected by an improper authorization vulnerability where authenticated users can assign workflows to folders in other projects. The issue allows bypassing project and folder authorization boundaries by sending crafted payloads during workflow creation, leading to logical int...

CVE-2026-59253 n8n - Improper Authorization in Workflow Assignment to Folders

n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during workflow creation, causing logical...

CVE-2026-56778 n8n - Authorization Bypass in Public API Execution Retry Endpoint

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an authorization bypass in the Public API execution retry endpoint, which authorizes access using the workflow:read scope instead of workflow:execute. An authenticated user with read-only access to a shared workflow can use the Public API to ret...

EUVD-2026-42264

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an authorization bypass in the Public API execution retry endpoint, which authorizes access using the workflow:read scope instead of workflow:execute. An authenticated user with read-only access to a shared workflow can use the Public API to ret...

CVE-2026-56778

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an authorization bypass in the Public API execution retry endpoint, which authorizes access using the workflow:read scope instead of workflow:execute. An authenticated user with read-only access to a shared workflow can use the Public API to ret...

CVE-2026-56775

n8n before 1.123.55, 2.25.7, and 2.26.2 contains an authorization vulnerability in three mutating evaluation test-run endpoints that authorize state-changing actions using the workflow:read scope instead of the action-appropriate workflow:execute scope. On instances using Advanced Permissions...

CVE-2026-56776

CVE-2026-56776 affects n8n versions prior to 1.123.55, 2.25.7, and 2.26.2. The issue is an authorization bypass in POST /workflows/{workflowId}/test-runs/new where access is granted using workflow:read instead of workflow:execute, enabling an authenticated user with read-only access to trigger a ...

CVE-2026-56776 n8n - Incorrect OAuth Scope Validation in Workflow Test Run Endpoint

n8n before 1.123.55, 2.25.7, and 2.26.2 contains an authorization bypass in the POST /workflows/workflowId/test-runs/new endpoint, which authorizes access using the workflow:read scope instead of workflow:execute. An authenticated user with read-only access to a workflow can trigger a real...

CVE-2026-56775

CVE-2026-56775 affects n8n prior to 1.123.55, 2.25.7, and 2.26.2. The issue is an authorization vulnerability in three mutating evaluation test-run endpoints that grant state-changing actions under the workflow:read scope instead of the action-appropriate workflow:execute scope. On systems using ...

CVE-2026-56360

n8n before versions 1.123.18 and 2.6.2 fails to verify HMAC-SHA256 signatures on Zendesk webhooks in the ZendeskTrigger node. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary malicious data...

CVE-2026-56360

n8n is affected in versions prior to 1.123.18 and 2.6.2 where the ZendeskTrigger node fails to verify HMAC-SHA256 signatures on Zendesk webhooks. This allows attackers who know the webhook URL to send unsigned POST requests, potentially triggering workflows with arbitrary data. No remediation det...

EUVD-2026-42257

n8n before 2.8.0 contains a cross-site scripting vulnerability in the credential management flow where authenticated users can inject malicious JavaScript URLs into OAuth2 credential Authorization URL fields. Attackers can craft malicious credentials and trick victims into clicking the OAuth...

CVE-2026-56359 n8n - Cross-Site Scripting in Credential Management OAuth2 Authorization URL

n8n before 2.8.0 contains a cross-site scripting vulnerability in the credential management flow where authenticated users can inject malicious JavaScript URLs into OAuth2 credential Authorization URL fields. Attackers can craft malicious credentials and trick victims into clicking the OAuth...

CVE-2026-56359

n8n prior to 2.8.0 contains a cross-site scripting vulnerability in the credential management flow. Authenticated users can inject malicious JavaScript URLs into OAuth2 credential Authorization URL fields, enabling crafted credentials to cause the victim, who clicks the OAuth authorization button...

CVE-2026-56359 n8n - Cross-Site Scripting in Credential Management OAuth2 Authorization URL

n8n before 2.8.0 contains a cross-site scripting vulnerability in the credential management flow where authenticated users can inject malicious JavaScript URLs into OAuth2 credential Authorization URL fields. Attackers can craft malicious credentials and trick victims into clicking the OAuth...

CVE-2025-71380

The Execute Command node in n8n allows authenticated users to execute arbitrary commands on the host system where n8n runs. Attackers with user access or compromised credentials can exploit this node to run malicious commands, potentially leading to data exfiltration, service disruption, or...

CVE-2025-71380 n8n - Arbitrary Command Execution via Execute Command Node

The Execute Command node in n8n allows authenticated users to execute arbitrary commands on the host system where n8n runs. Attackers with user access or compromised credentials can exploit this node to run malicious commands, potentially leading to data exfiltration, service disruption, or...

CVE-2025-71380

The Execute Command node in n8n allows authenticated users to execute arbitrary commands on the host system where n8n runs. Attackers with user access or compromised credentials can exploit this node to run malicious commands, potentially leading to data exfiltration, service disruption, or...