{"id":"CVE-2026-44009","aliases":["GHSA-9vg3-4rfj-wgcm"],"url":"https://o3.security/vulnerability/CVE-2026-44009","summary":"vm2: Sandbox Breakout Through Null Proto Exception","details":"vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.2,  This vulnerability is fixed in 3.11.2.","published":"2026-05-13T17:36:07.309Z","modified":"2026-08-08T03:30:10.803969603Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"vm2","fixedVersion":"3.11.2"}],"fix":null,"references":[{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44009.json"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:50850"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-44009"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44009.json"},{"type":"ADVISORY","url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-9vg3-4rfj-wgcm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44009"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2477185"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-08T03:30:10.803969603Z"}}