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CRITICALCVE-2026-25049Published Modified CNA GitHub_M

CVE-2026-25049: n8n Has an Expression Escape Vulnerability Leading to RCE

n8n is an open source workflow automation platform. Prior to versions 1.123.17 and 2.5.2, an authenticated user with permission to create or modify workflows could abuse crafted expressions in workflow parameters to trigger unintended system command execution on the host running n8n. This issue has been patched in versions 1.123.17 and 2.5.2.

Metrics

CVSS v4.0
9.4
Severity
CRITICAL
Fixed in
—
Affected Products
1
Affected packages
  • n8n-io / n8n
    < 1.123.17 · < 2.5.2
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
References