Protection Mechanism Failure in n8n - CVE-2026-25115
Published: February 5, 2026
Vulnerability identifier: #VU122418
CSH Severity: Low
CVSS v4: 6.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H]
CVE-ID: CVE-2026-25115
CWE-ID: CWE-693
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient implementation of security measures in the Python Code node. A remote user can break out of the Python sandbox environment and execute arbitrary code outside the intended security boundary.
Affected software
n8n
How to mitigate CVE-2026-25115
Install updates from vendor's website.
n8n - update to 2.4.8