{"id":"CVE-2023-30547","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-30547","generatedAt":"2026-11-04T23:32:05.951Z","title":"There exists a vulnerability in exception sanitization of vm2 for versions up to 3.9.16, allowing attackers to raise an unsanitized host exception inside `handleException()` which can be used to escape the sandbox and run arbitrary code in host context.","description":"vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. There exists a vulnerability in exception sanitization of vm2 for versions up to 3.9.16, allowing attackers to raise an unsanitized host exception inside `handleException()` which can be used to escape the sandbox and run arbitrary code in host context. This vulnerability was patched in the release of version `3.9.17` of `vm2`. There are no known workarounds for this vulnerability. Users are advised to upgrade.","published":"2023-04-17T22:15:10.000Z","lastModified":"2026-06-17T05:55:00.000Z","status":"Modified","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"},"cwe":["CWE-74"],"affected":["vm2 project/vm2"],"epss":{"score":0.72973,"percentile":0.99454,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 73.0%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244","tags":["Exploit","Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://github.com/patriksimek/vm2/commit/4b22e87b102d97d45d112a0931dba1aef7eea049","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/patriksimek/vm2/commit/f3db4dee4d76b19869df05ba7880d638a880edd5","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-ch3r-j5x3-6q2m","tags":["Exploit","Vendor Advisory"],"source":"security-advisories@github.com"},{"url":"https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/patriksimek/vm2/commit/4b22e87b102d97d45d112a0931dba1aef7eea049","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/patriksimek/vm2/commit/f3db4dee4d76b19869df05ba7880d638a880edd5","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-ch3r-j5x3-6q2m","tags":["Exploit","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-30547","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}