n8n vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
GHSA-664H-GPGQ-H6XXMediumn8n: n8n: Wrong OAuth Scope on Evaluation Test Runs EndpointsCVE-2026-54304Highn8n: n8n: SecurityScorecard Node Leaks API Token to User-Controlled HostCVE-2026-54309Highn8n: n8n: MCP Browser HTTP Transport Exposes Unauthenticated Browser-Control SessionsCVE-2026-54305Highn8n: n8n: Cross-Tenant Credential Takeover via Dynamic Credentials EE EndpointsCVE-2026-54307Highn8n: n8n: Credential Exfiltration via Permission BypassCVE-2026-54314Mediumn8n: n8n: Denial of Service via ZIP decompression in webhook workflowGHSA-H3JJ-5F3V-3685Mediumn8n: n8n: Public API Execution Retry Authorization BypassGHSA-JWM3-QCFW-C5PPMediumn8n: n8n: Python Code Node AST Validator BypassCVE-2026-54302Highn8n: n8n: Stored XSS in Chat Trigger NodeCVE-2026-54303Mediumn8n: n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification…CVE-2026-54312Highn8n: n8n: Microsoft SQL Node Prototype PollutionCVE-2026-54311Mediumn8n: n8n: Merge Node SQL Mode Prototype PollutionCVE-2026-54306Mediumn8n: n8n: Prototype Pollution enables confused-deputy execution via public webhooksCVE-2026-54301Highn8n: n8n: Same-Origin XSS in Respond to Webhook NodeCVE-2026-54308Mediumn8n: n8n: Missing Token Validation on Microsoft Agent 365 Trigger and Stripe NodesGHSA-HV7X-3X78-GX53Mediumn8n: n8n: Wrong OAuth Scope On Evaluations Test Run Creation EndpointCVE-2026-54313Mediumn8n: n8n: NoSQL Injection in MongoDB Node Find And Replace OperationCVE-2026-54310Mediumn8n: n8n: SQL Injection in Postgres v1/TimesclaeDB NodesCVE-2026-49465Mediumn8n: n8n: Git Node Clone and Push Operations Bypass File SandboxCVE-2026-49444Highn8n: n8n: Python sandbox escapeCVE-2026-56348Mediumn8n: n8n: Credential exfiltration via Allowed HTTP Request Domains BypassGHSA-2VX9-7WPG-88JQMediumn8n: n8n: Legacy ExecuteWorkflow Node Bypassed File Path RestrictionsCVE-2026-45732Highn8n: n8n Has a Cross-user Authorization Bypass in Dynamic Credential OAuth EndpointsCVE-2026-44792Highn8n: n8n Has a Source Control Pull SQL InjectionCVE-2026-44791Criticaln8n: n8n Has an XML Node Prototype Pollution Patch Bypass

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