CVE catalog
CVE-2026-44006
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.
- Severity
- Critical · CVSS 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.81% · Oct 25, 2026
A flaw was found in vm2 (before 3.11.0). Sandboxed code can reach BaseHandler.getPrototypeOf to obtain arbitrary prototypes, enabling sandbox escape and arbitrary code execution. Fixed in 3.11.0. vm2: vm2: Sandbox escape via arbitrary prototype access leading to arbitrary code execution vm2 is vulnerable to sandbox escape via unrestricted access to BaseHandler.getPrototypeOf, allowing retrieval of arbitrary prototypes and host code execution. A remote unauthenticated attacker who can submit sandboxed code may escape the sandbox. Fixed in vm2 3.11.0. The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | vm2 | Not reported | 3.11.0 | fixed |
| Cpe | vm2 | Not reported | 3.11.0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | vm2 | cpe | Not reported | 3.11.0 | Not reported | Not reported | Not reported |
| Cpe | vm2 | cpe | Not reported | 3.11.0 | Not reported | NVD-CVE-2026-44006 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [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://nvd.nist.gov/vuln/detail/CVE-2026-44006]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44006.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1349.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]