What’s Vulnerable › Vulnerabilities

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

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-04 · updated 2026-06-17
• Weakness: CWE-913

Description

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.

Affected products

• n8n-io n8n: before 1.123.17; from 2.0.0 before 2.5.2 — fixed in 1.123.17, 2.5.2

How to fix

Upgrade to a fixed version: n8n-io n8n 1.123.17, 2.5.2. Check the vendor advisory for mitigations.

References

• https://github.com/n8n-io/n8n/commit/7860896909b3d42993a36297f053d2b0e633235d
• https://github.com/n8n-io/n8n/commit/936c06cfc1ad269a89e8ef7f8ac79c104436d54b
• https://github.com/n8n-io/n8n/security/advisories/GHSA-6cqr-8cfr-67f8

Get alerted when CVE-2026-25049 or the next vulnerability affects your stack