{"id":"CVE-2026-44694","revision":"c76028d4f3c143cf8333a6e97cbbe858","records":[{"revision":"c76028d4f3c143cf8333a6e97cbbe858","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-44694","aliases":[],"title":"n8n-MCP: Authenticated SSRF in n8n-mcp webhook and API client paths","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.","state":0,"publishedAt":"2026-05-08T19:12:05.326+00:00","modifiedAt":"2026-05-12T02:05:56.224+00:00","affected":[{"ecosystem":"Vendor product","name":"n8n-mcp","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"czlonkowski\",\n                    \"product\": \"n8n-mcp\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 2.18.7, < 2.50.2\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L","score":7.2,"severity":"HIGH"}],"references":["https://github.com/czlonkowski/n8n-mcp/security/advisories/GHSA-cmrh-wvq6-wm9r","https://github.com/czlonkowski/n8n-mcp/commit/bcaba839409d470abeb4a6ad9b361b553a1098eb","https://github.com/czlonkowski/n8n-mcp/releases/tag/v2.50.2"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-44694","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-44694","identifiers":["CVE-2026-44694"]},"retained":false,"historicalAffected":[]}],"coverage":[]}