CVE-2026-103257 — n8n before 1.123.80, 2.39.6, and 2.40.1 Path Traversal via n8n Node
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 iden…
Published: 2026-10-01 · CVSS: 8.1 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7