Vulnerability 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.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/patriksimek/vm2/security/advisories/GHSA-88hf-g992-jg85
- https://www.vulncheck.com/advisories/vm2-before-3.11.8-sandbox-escape-via-nodevm
- https://github.com/patriksimek/vm2/security/advisories/GHSA-88hf-g992-jg85
FAQ
What is CVE-2026-92955?
CVE-2026-92955 is a vulnerability with a CVSS score of 10.0 (CRITICAL). 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 overwrit...
How severe is CVE-2026-92955?
CVE-2026-92955 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-92955?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.