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Critical · 9.8 CVE-2026-44009 EUVD-2026-30079GHSA-9vg3-4rfj-wgcm

vm2: Sandbox Breakout Through Null Proto Exception

Published May 13, 2026 · Updated Nov 4, 2026 · Assigned by GitHub_M

Description

vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.2, VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This vulnerability is fixed in 3.11.2.

Affected products

VendorProductAffectedFixed
patriksimek vm2 < 3.11.2 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm vm2 < 3.11.2 3.11.2 GHSA-9vg3-4rfj-wgcm

References