{"id":"CVE-2026-103257","published":"2026-10-01T11:17:20.100","lastModified":"2026-10-01T15:17:26.453","description":"n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in the n8n node that fails to validate resource identifiers. Attackers can craft malicious resource IDs to redirect API calls to unintended resources, allowing unauthorized access to workflows, executions, and credential secrets within the API key's scope.","cvssScore":7.7,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L","cwes":["CWE-22"],"vendors":[],"products":[],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-89p4-6h98-c7xm","tags":[]},{"url":"https://www.vulncheck.com/advisories/n8n-before-1.123.80-2.39.6-and-2.40.1-path-traversal-via-n8n-node","tags":[]}],"exploitRefs":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-89p4-6h98-c7xm","tags":[]}],"hasPoc":true,"ai":{"summary":"The flaw allows path traversal, enabling attackers to access unintended resources and potentially steal secrets. This matters because it can lead to unauthorized access to sensitive data and workflows.","exploitability":"Exploitation is moderately hard as it requires crafting specific resource IDs, but preconditions include having API key access.","blast_radius":"If exploited, attackers could gain unauthorized access to workflows, executions, and credential secrets, impacting data security and integrity.","remediation":"Upgrade to n8n version 1.123.80 or later, or 2.39.6 or later, or 2.40.1 or later, as applicable.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["auth-bypass","path-traversal","api","web"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-10-09T08:45:14.712Z"}}