n8n has patched a high-severity expression-sandbox escape that could let an authenticated workflow editor execute operating-system commands on the server running the automation platform. Security Joes found the flaw while probing n8n’s February fix for CVE-2026-27577 for another bypass.
The affected ranges are <2.31.5 and >=2.32.0,<2.32.1. n8n fixed the flaw in versions 2.31.5 and
This is a companion discussion topic for the original entry at https://thehackernews.com/2026/07/n8n-sandbox-escape-lets-workflow.html