CVE-2026-24120

vm2: Sandbox Breakout Through Promise Species

State: Published
Severity: 9.8 Critical
Published: May 4, 2026
Updated: Jul 15, 2026
Reserved: Jan 21, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	GitHub_M
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	redhat-SADP

Weaknesses

CWE-693 Protection Mechanism Failure
CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-807 Reliance on Untrusted Inputs in a Security Decision

Affected Products

Product	Versions
vm2patriksimek	< 3.10.5Affected

References

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