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CVE CVE-2026-26956

CVE-2026-26956

Node.js

Severity: CRITICAL
CVSS: 9.8CVSS
Published: 2026-05-04
Last modified: 2026-05-04
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-693

Description

vm2 is an open source vm/sandbox for Node.js. In version 3.10.4, vm2 is vulnerable to full sandbox escape with arbitrary code execution. Attacker code inside VM.run() obtains host process object and runs host commands with zero host cooperation. This issue has been patched in version 3.10.5.

References

https://github.com/patriksimek/vm2/releases/tag/v3.10.5
https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66

Summary

Description

References