RCE in N8n
CVE-2026-27577
n8n is an open source workflow automation platform. Prior to versions 2.10.1, 2.9.3, and 1.123.22, additional exploits in the expression evaluation of n8n have been identified and patched following CVE-2025-68613. An authenticated user wit…
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.102 (95.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- N8n
- N8n-io N8n — versions < 1.123.22, >= 2.0.0, < 2.9.3, >= 2.10.0, < 2.10.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Not Applicable)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Not Applicable)
Frequently asked questions
- What is CVE-2026-27577?
- CVE-2026-27577 is a critical-severity vulnerability in N8n, classified under Code Injection. CVSS score: 9.9/10. Published 2026-02-25.
- How severe is CVE-2026-27577?
- Critical severity. CVSS v3 base score is 9.9 out of 10.