Fiche vulnérabilité
CVE-2026-44694 : faille critique n8n-mcp n8n-mcp (CVSS 9.1)
Description
n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. From version 2.18.7 to before version 2.50.2, there is an authenticated server-side request forgery vulnerability affecting the webhook trigger tools, the n8n API client (N8N_API_URL), and per-request URLs supplied via the x-n8n-url header in multi-tenant HTTP mode. This issue has been patched in version 2.50.2.
En bref
- Sévérité
- Critique (CVSS 9.1)
- Vecteur CVSS
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L
- Exploitation active
- Non signalée par la CISA
- Publication
- 8 mai 2026
- Dernière mise à jour
- 17 juin 2026
Produits concernés
- n8n-mcp n8n-mcp