CVE-2026-93605: Patriksimek VM2

Critical severity, CVSS 10.0. EPSS: 0.7% chance of exploitation in the next 30 days.

vm2 NodeVM versions before 3.12.1 contain a sandbox escape vulnerability where the DANGEROUS_BUILTINS denylist omits child_process despite blocking other host-spawning modules. Attackers can require child_process and execute arbitrary commands on the host system when NodeVM is configured with builtin:['*'] or explicit child_process allowance.

Affected products

• Patriksimek VM2: before 3.12.1 (fixed in 3.12.1)

Published 2026-09-18. Last modified 2026-09-21.