JavaScript Sandbox vm2: Critical Vulnerability Allows Escape

The JavaScript sandbox vm2 for Node.js was actually discontinued. Now an update closes a critical security vulnerability.
The Hacker News

Critical vm2 Node.js Flaw Allows Sandbox Escape and Arbitrary Code Execution

A critical vm2 Node.js vulnerability (CVE-2026-22709, CVSS 9.8) allows sandbox escape via Promise handler bypass.

Critical sandbox escape flaw found in popular vm2 NodeJS library

A critical-severity vulnerability in the vm2 Node.js sandbox library, tracked as CVE-2026-22709, allows escaping the sandbox and executing arbitrary code on the underlying host system.