CVE-2026-24120 PUBLISHED

vm2: Sandbox Breakout Through Promise Species

Assigner: GitHub_M
Reserved: 21.01.2026 Published: 04.05.2026 Updated: 05.05.2026

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.10.5, the fix for CVE-2023-37466 is insufficient and can be circumvented allowing attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This issue has been patched in version 3.10.5.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	patriksimek
Product	vm2
Versions	Version < 3.10.5 is affected

References

https://github.com/patriksimek/vm2/security/advisories/GHSA-qvjj-29qf-hp7p
https://github.com/patriksimek/vm2/releases/tag/v3.10.5

Problem Types

CWE-693: Protection Mechanism Failure CWE
CWE-94: Improper Control of Generation of Code ('Code Injection') CWE