Report: Update: CVE-2026-42234 - n8n: Python Task Runner Sandbox Escape

Report: Update: CVE-2026-42234 - n8n: Python Task Runner Sandbox Escape

CVE ID :CVE-2026-42234 Published : May 4, 2026, 7:16 p.m. | 57 minutes ago Description :n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This issue only affects instances where the Python Task Runner is enabled. This issue has been patched in versions 1.123.32, 2.17.4, and 2.18.1. Severity: 7.1 | HIGH Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Severity
HIGH
Published
May 4, 2026
Affected Product: Python
Impact: code execution