{"id":"CVE-2026-92955","title":"vm2 before 3.11.8 contains a sandbox escape vulnerability in NodeVM that allows attackers to access the host __proto__ getter/setter through console._stdout and console._stderr","summary":"vm2 before 3.11.8 contains a sandbox escape vulnerability in NodeVM that allows attackers to access the host __proto__ getter/setter through console._stdout and console._stderr. Attackers can overwrite EventEmitter.prototype.emit and tri…","severity":"critical","cvss":10,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-913"],"vendor":"patriksimek","product":"vm2","affected":["vm2 < 3.11.8"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T15:17:01.040","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92955","references":[{"url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-88hf-g992-jg85","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/vm2-before-3.11.8-sandbox-escape-via-nodevm","label":"disclosure@vulncheck.com"},{"url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-88hf-g992-jg85","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-17T14:23:07.314615Z"},"ingestedAt":"2026-09-17T14:19:30.990Z","epss":0.00617,"epssPercentile":0.47902,"slug":"CVE-2026-92955","body":"## Overview\n\nvm2 before 3.11.8 contains a sandbox escape vulnerability in NodeVM that allows attackers to access the host __proto__ getter/setter through console._stdout and console._stderr. Attackers can overwrite EventEmitter.prototype.emit and trigger process events to execute code with process context, bypassing code generation restrictions.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":55,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":206168,"id":"CVE-2026-92955","ts":1789658487720,"field":"exploit_available","old":"false","new":"true"}]}