{"id":"CVE-2026-56353","revision":"5b6d066f86b24ca6824e57341239eed6","records":[{"revision":"5b6d066f86b24ca6824e57341239eed6","observedAt":"2026-10-25T14:19:10.848+00:00","statement":{"source":"nvd","id":"CVE-2026-56353","aliases":[],"title":"n8n contains an authentication bypass in the Chat Trigger node when configured with n8n User Auth (a non-default configuration). In affected releases — before 1.123.22, the 2.0.0 through 2.9.2 line, and 2.10.0 — the authentication check on …","description":"n8n contains an authentication bypass in the Chat Trigger node when configured with n8n User Auth (a non-default configuration). In affected releases — before 1.123.22, the 2.0.0 through 2.9.2 line, and 2.10.0 — the authentication check on the Chat Trigger webhook endpoint can be circumvented, allowing access without valid credentials. Fixed in 1.123.22, 2.9.3, and 2.10.1.","state":0,"publishedAt":"2026-07-15T12:18:02.58+00:00","modifiedAt":"2026-10-24T22:10:00.21+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · disclosure@vulncheck.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":6.3,"severity":"MEDIUM"},{"system":"CVSS 3.1 · disclosure@vulncheck.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","score":4.8,"severity":"MEDIUM"}],"references":["https://github.com/n8n-io/n8n/security/advisories/GHSA-jh8h-6c9q-7gmw","https://www.vulncheck.com/advisories/n8n-authentication-bypass-in-chat-trigger-node"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-56353","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-287"],"productCriteria":["cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*","cpe:2.3:a:n8n:n8n:2.10.0:*:*:*:community:node.js:*:*","cpe:2.3:a:n8n:n8n:2.10.0:*:*:*:enterprise:node.js:*:*"],"sourceDates":{"published":"2026-07-15T12:18:02.580","lastModified":"2026-10-24T22:10:00.210"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-56353","identifiers":["CVE-2026-56353"]},"retained":false,"historicalAffected":[]}],"coverage":[]}