Open-source package vulnerability · npm

GHSA-gg6f-mhqm-f7gp: Duplicate Advisory: Sandbox Escape (NodeVM)

criticalCVSS 4.0 10.0 · 3.1 10.0

This advisory was withdrawn on Oct 5, 2026. The publisher no longer considers it a valid vulnerability.

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-88hf-g992-jg85. This link is maintained to preserve external references. Original Description vm2 before 3.11.8 contains a sandbox escape vulnerability in NodeVM that allows attackers to access the host proto getter/setter through console.stdout and console.stderr.

Published Sep 17, 2026 · Updated Oct 5, 2026

Affected packages

vm2

Ecosystem: npm
Affected: <= 3.11.7
Fixed in: No patched version yet
Check: npm ls vm2

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-88hf-g992-jg85. This link is maintained to preserve external references.

Original Description

vm2 before 3.11.8 contains a sandbox escape vulnerability in NodeVM that allows attackers to access the host __proto__ getter/setter through console._stdout and console._stderr. Attackers can overwrite EventEmitter.prototype.emit and trigger process events to execute code with process context, bypassing code generation restrictions.

Credited to portyu9.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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