critical vulnerability

vm2: NodeVM `builtin: ['*']` exposes `os` and `dns` — process-wide observability reads AND writes that hijack the host (sibling class of GHSA-9g8x-92q2-p28f)

Fix availableCritical · CVSS 10

Published Aug 17, 2026 · updated Nov 5, 2026

What to do

Upgrade to a fixed version: vm2 3.11.6.
Redeploy and restart long-running processes so they load the fixed code.

Affected packages

npmvm21,230,734 downloads/week

Vulnerable versions: <= 3.11.5
Fixed in: 3.11.6

Check your project: npm ls vm2 --all

Is vm2@3.11.6 safe to install? See the upgrade verdict →

Sources

GitHub Advisory GHSA-m5w8-4gq2-6f8x

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor · CWE-285 Improper Authorization · CWE-732 Incorrect Permission Assignment for Critical Resource

← All critical vulnerabilities