{"id":"CVE-2026-118644","aliases":[],"cve":{"records":[{"id":"CVE-2026-118644","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-28T17:24:54.846Z","published":"2026-10-28T18:59:44.266Z","modified":"2026-10-28T18:59:44.266Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-28T18:59:44.266Z"}],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-pcr3-v5vr-qppf","tags":["vendor-advisory"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/n8n-before-2.41.5-and-2.42.2-credential-theft-via-error-workflow-context-inheritance","tags":["third-party-advisory"],"source":"VulnCheck"}],"weaknesses":[{"id":"CWE-266","description":"Incorrect Privilege Assignment","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:*","versionStartIncluding":"2.42.0","versionEndExcluding":"2.42.2"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:*","versionEndExcluding":"2.41.5"}]}]}]}],"prioritization":[]},"title":"n8n before 2.41.5 and 2.42.2 Credential Theft via Error-Workflow Context Inheritance","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"n8n before 2.41.5 and 2.42.x before 2.42.2 passes a failed workflow's full execution context, including the identity of the user who started the run, to the configured error workflow. A project editor can set a colleague's workflow settings.errorWorkflow to an error workflow they own, inherit the colleague's identity when that workflow fails, and resolve the colleague's per-user dynamic credential secrets.","score":7.7,"severity":"high","published":"2026-10-28T18:59:44.266Z","modified":"2026-10-28T18:59:44.266Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"n8n-io","name":"n8n","platforms":[],"versions":[{"version":"2.42.0","status":"affected","lessThan":"2.42.2","versionType":"semver"},{"version":"2.42.2","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","packageIdentity":{"ecosystem":"npm","name":"n8n"},"cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-118644"},{"vendor":"n8n-io","name":"n8n","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"2.41.5","versionType":"semver"},{"version":"2.41.5","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","packageIdentity":{"ecosystem":"npm","name":"n8n"},"cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-118644"}],"remediation":[],"references":["https://github.com/n8n-io/n8n/security/advisories/GHSA-pcr3-v5vr-qppf","https://www.vulncheck.com/advisories/n8n-before-2.41.5-and-2.42.2-credential-theft-via-error-workflow-context-inheritance"],"sources":[{"name":"CVE","id":"CVE-2026-118644","modified":"2026-10-28T18:59:44.266Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-118644"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:H/SI:H/SA:N","score":5.1},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","score":7.7}],"sourceAffected":[],"observedAt":"2026-10-29T14:37:33.080Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T14:15:35.655Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"n8n versions before 2.41.5 and 2.42.x before 2.42.2 may allow a project editor to obtain a colleague's credentials by setting an error workflow. The weakness is due to incorrect privilege assignment. A colleague's workflow must be set to use the attacker's error workflow for this to occur.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:54:33.611Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-118644"}]}}