by Kastro
Paper/Archive/CVE-2026-47208

CVE-2026-47208

patriksimek vm2 — vm2: Sandbox Breakout Using Promise Species

EPSS 1%public exploitCVSS 10.0
critical.is priorityof 100
53
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 64.0.640 × 2012.8Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
vm2< 3.11.4–CNA

Scores by source

GitHub_M (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

exploitgithub.com/patriksimek/vm2/security/advisories/GHSA-76w7-j9cq-rx2jrefgithub.com/patriksimek/vm2/commit/a462655009669c3124ee39498121651597529ea8refgithub.com/patriksimek/vm2/releases/tag/v3.11.4