CVE-2026-44006
Critical · CVSS 10.0vm2 — Sandbox Escape via Prototype Manipulation (CWE-94, CWE-914)
- CVSS
- 10.0
- nvd
- EPSS
- 0.81%
- 54th pct
- KEV
- No
- Class
- oss containerizable
- CWE-94, CWE-914
Description
vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, It is possible to reach BaseHandler.getPrototypeOf, which can be used to get arbitrary prototypes. This vulnerability is fixed in 3.11.0.
Search profile — drives PoC discovery
Symbols BaseHandler.getPrototypeOfBaseHandlergetPrototypeOfvm2VMVMScriptNodeVM
Keywords CVE-2026-44006vm2 sandbox escapevm2 prototype manipulationvm2 getPrototypeOfBaseHandler getPrototypeOfGHSA-qcp4-v2jj-fjx8vm2 arbitrary prototypevm2 Node.js sandbox bypass
Versions: < 3.11.0
Affected packages
| npm | vm2 | 0 → 3.11.0 |
References
- https://github.com/patriksimek/vm2/security/advisories/GHSA-qcp4-v2jj-fjx8
- https://access.redhat.com/errata/RHSA-2026:50850
- https://access.redhat.com/security/cve/CVE-2026-44006
- https://bugzilla.redhat.com/show_bug.cgi?id=2477200
- https://github.com/patriksimek/vm2/security/advisories/GHSA-qcp4-v2jj-fjx8
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44006.json
Status: enriched · ingested 2026-06-30T06:00:22.000Z · profiled 2026-07-01T12:30:14.000Z