Critical severity9.8NVD Advisory· Published May 4, 2026· Updated May 8, 2026
CVE-2026-26956
CVE-2026-26956
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
vm2npm | >= 3.10.4, < 3.10.5 | 3.10.5 |
Affected products
2Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66nvdExploitVendor AdvisoryWEB
- github.com/advisories/GHSA-ffh4-j6h5-pg66ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-26956ghsaADVISORY
- github.com/patriksimek/vm2/releases/tag/v3.10.5nvdRelease NotesWEB
News mentions
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