Critical 10.0Published Jun 12, 2026

CVE-2026-47208vm2: Sandbox Breakout Using Promise Species

Updated under an hour ago (Oct 27, 2026, 3:30 PM ET)

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It affects patriksimek vm2. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for patriksimek vm2

Exploited in the last 30 days

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, VM2 suffers from a sandbox breakout vulnerability. This allows 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 3.11.4.

CVSS: 10.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-913
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Deferred
Record last updated: Jun 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

patriksimek vm2 patriksimek:vm2 (from the name)	before 3.11.4	CNA record

References

References

https://github.com/patriksimek/vm2/security/advisories/GHSA-76w7-j9cq-rx2j	x-refsource-confirm
https://github.com/patriksimek/vm2/commit/a462655009669c3124ee39498121651597529ea8	x-refsource-misc
https://github.com/patriksimek/vm2/releases/tag/v3.11.4	x-refsource-misc

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.