cvedb.io
CVE-2026-44694
CRITICAL · CVSS 9.1
EPSS exploitation probability: 0%
Published 2026-05-08T20:16:31.917 · Last modified 2026-06-17T10:51:14.437

Summary

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.

Affected products

n8n-mcp — n8n-mcp

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.