{"id":"CVE-2023-29199","aliases":["GHSA-xj72-wvfv-8985"],"url":"https://o3.security/vulnerability/CVE-2023-29199","summary":"vm2 Sandbox escape vulnerability","details":"There exists a vulnerability in source code transformer (exception sanitization logic) of vm2 for versions up to 3.9.15, allowing attackers to bypass `handleException()` and leak unsanitized host exceptions which can be used to escape the sandbox and run arbitrary code in host context.\n\n### Impact\nA threat actor can bypass the sandbox protections to gain remote code execution rights on the host running the sandbox.\n\n### Patches\nThis vulnerability was patched in the release of version `3.9.16` of `vm2`.\n\n### Workarounds\nNone.\n\n### References\nGithub Issue - https://github.com/patriksimek/vm2/issues/516\nPoC - https://gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Open an issue in [VM2](https://github.com/patriksimek/vm2)\n\nThanks to [Xion](https://twitter.com/0x10n) (SeungHyun Lee) of [KAIST Hacking Lab](https://kaist-hacking.github.io/) for disclosing this vulnerability.","published":"2023-04-14T18:37:03.847Z","modified":"2026-10-28T02:31:07.265414330Z","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":1,"affectedPackages":[{"ecosystem":"npm","name":"vm2","fixedVersion":"3.9.16"}],"fix":{"url":"https://github.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7","label":"patriksimek/vm2@24c724d"},"references":[{"type":"WEB","url":"https://gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c"},{"type":"WEB","url":"https://github.com/patriksimek/vm2/releases/tag/3.9.16"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/29xxx/CVE-2023-29199.json"},{"type":"ADVISORY","url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-xj72-wvfv-8985"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29199"},{"type":"REPORT","url":"https://github.com/patriksimek/vm2/issues/516"},{"type":"FIX","url":"https://github.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7"},{"type":"PACKAGE","url":"https://github.com/patriksimek/vm2"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:31:07.265414330Z"}}