{"id":"CVE-2023-37903","aliases":["EUVD-2023-2054","GHSA-g644-9gfx-q4q4","ROOT-APP-NPM-CVE-2023-37903"],"status":"published","title":"Sandbox Escape in vm2","description":"vm2 is an open source vm/sandbox for Node.js. In vm2 for versions up to and including 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code. This may result in Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox. There are no patches and no known workarounds. Users are advised to find an alternative software.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.04215,"percentile":0.91109,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-78"],"published":"2023-07-13T17:01:58Z","modified":"2026-10-28T02:30:28Z","exploits":[{"source":"pocgithub","id":"7h3h4ckv157/CVE-2023-37903","title":"7h3h4ckv157/CVE-2023-37903","date":"2023-11-05","url":"https://github.com/7h3h4ckv157/CVE-2023-37903"}],"fixes":[{"ecosystem":"Root:npm","package":"vm2","fixed_in":["3.9.17-aikido.11","3.9.17-aikido.12","3.9.17-aikido.13","3.9.17-aikido.9","3.9.17-aikido.10","3.9.7-aikido.5","3.9.7-aikido.6"],"sources":["osv"]},{"ecosystem":"Root:npm","package":"@rootio/vm2","fixed_in":["3.9.17-root.io.11","3.9.17-root.io.12","3.9.17-root.io.13","3.9.17-root.io.9","3.9.17-root.io.10","3.9.7-root.io.5","3.9.7-root.io.6"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"vm2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"3.9.19"}]}]},{"source":"osv","ecosystem":"npm","package":"vm2","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"3.9.19"}]}]},{"source":"osv","ecosystem":"Root:npm","package":"vm2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.17-aikido.11"},{"fixed":"3.9.17-aikido.12"},{"fixed":"3.9.17-aikido.13"},{"fixed":"3.9.17-aikido.9"},{"fixed":"3.9.17-aikido.10"},{"fixed":"3.9.7-aikido.5"},{"fixed":"3.9.7-aikido.6"}]}]},{"source":"osv","ecosystem":"Root:npm","package":"@rootio/vm2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.17-root.io.11"},{"fixed":"3.9.17-root.io.12"},{"fixed":"3.9.17-root.io.13"},{"fixed":"3.9.17-root.io.9"},{"fixed":"3.9.17-root.io.10"},{"fixed":"3.9.7-root.io.5"},{"fixed":"3.9.7-root.io.6"}]}]}],"products":[{"vendor":"patriksimek","product":"vm2"},{"vendor":"vm2_project","product":"vm2"}],"references":[{"url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-g644-9gfx-q4q4","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://security.netapp.com/advisory/ntap-20230831-0007/","tags":["x_transferred","Third Party Advisory","advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20241108-0002/","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-37903","tags":["advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20230831-0007","tags":["web"]},{"url":"https://security.netapp.com/advisory/ntap-20241108-0002","tags":["web"]},{"url":"https://github.com/advisories/GHSA-g644-9gfx-q4q4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/37xxx/CVE-2023-37903.json","tags":["advisory"]},{"url":"https://github.com/patriksimek/vm2","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-37903","title":"Sandbox Escape in vm2","description":"vm2 is an open source vm/sandbox for Node.js. In vm2 for versions up to and including 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code. This may result in Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox. There are no patches and no known workarounds. Users are advised to find an alternative software.","status":"published","published":"2023-07-21T19:42:09.346Z","modified":"2025-11-03T21:48:55.029Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:35:16.454633Z"}],"euvd":[{"id":"EUVD-2023-2054","description":"vm2 is an open source vm/sandbox for Node.js. In vm2 for versions up to and including 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code. This may result in Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox. There are no patches and no known workarounds. Users are advised to find an alternative software.","status":"published","published":"2023-07-21T19:42:09Z","modified":"2025-11-03T21:48:55Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:49:30.775561Z"}],"ghsa":[{"id":"GHSA-g644-9gfx-q4q4","title":"vm2 Sandbox Escape vulnerability","description":"In vm2 for versions up to 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code.\n\n### Impact\nRemote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox.\n\n### Patches\nNone.\n\n### Workarounds\nNone.\n\n### References\nPoC is to be disclosed on or after the 5th of September.\n\n### Similarity with [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466)\nWhile this advisory might look similar to [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466), it is a completely different way of escaping the sandbox.\n\n### For more information\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.","status":"published","published":"2023-07-13T17:01:58Z","modified":"2025-11-04T16:44:51Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:39:06.376137Z"}],"nvd":[{"id":"CVE-2023-37903","description":"vm2 is an open source vm/sandbox for Node.js. In vm2 for versions up to and including 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code. This may result in Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox. There are no patches and no known workarounds. Users are advised to find an alternative software.","status":"published","published":"2023-07-21T20:15:16.057Z","modified":"2026-06-17T06:08:52.097Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:08:17.044696Z"}],"osv":[{"id":"CVE-2023-37903","title":"Sandbox Escape in vm2","description":"vm2 is an open source vm/sandbox for Node.js. In vm2 for versions up to and including 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code. This may result in Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox. There are no patches and no known workarounds. Users are advised to find an alternative software.","status":"published","published":"2023-07-21T19:42:09.346Z","modified":"2026-10-28T02:30:28.753495505Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:44:32.922049Z"},{"id":"GHSA-g644-9gfx-q4q4","title":"vm2 Sandbox Escape vulnerability","description":"In vm2 for versions up to 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code.\n\n### Impact\nRemote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox.\n\n### Patches\nNone.\n\n### Workarounds\nNone.\n\n### References\nPoC is to be disclosed on or after the 5th of September.\n\n### Similarity with [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466)\nWhile this advisory might look similar to [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466), it is a completely different way of escaping the sandbox.\n\n### For more information\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.","status":"published","published":"2023-07-13T17:01:58Z","modified":"2026-07-08T08:14:39.876965668Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:46:47.472172Z"},{"id":"ROOT-APP-NPM-CVE-2023-37903","title":"CVE-2023-37903 in vm2 - Patched by Root","description":"Root has patched CVE-2023-37903 in the vm2 package for Root:npm. Multiple fixed versions available.","status":"published","published":"2026-09-30T06:02:29Z","modified":"2026-09-30T07:15:06.572990657Z","updated_at":"2026-11-02T15:53:27.362922Z"}]}}