{"id":"GHSA-rjf2-j2r6-q8gr","summary":"Prototype Pollution in vm2","details":"This affects the package vm2 before 3.9.4. Prototype Pollution attack vector can lead to sandbox escape and execution of arbitrary code on the host machine.","aliases":["CVE-2021-23449","SNYK-JS-VM2-1585918"],"modified":"2026-05-07T04:57:09.672409700Z","published":"2021-10-19T15:28:45Z","database_specific":{"severity":"CRITICAL","github_reviewed":true,"github_reviewed_at":"2021-10-19T14:18:05Z","nvd_published_at":"2021-10-18T17:15:00Z","cwe_ids":["CWE-1321","CWE-915"]},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23449"},{"type":"WEB","url":"https://github.com/patriksimek/vm2/issues/363"},{"type":"WEB","url":"https://github.com/patriksimek/vm2/commit/b4f6e2bd2c4a1ef52fc4483d8e35f28bc4481886"},{"type":"PACKAGE","url":"https://github.com/patriksimek/vm2"},{"type":"WEB","url":"https://github.com/patriksimek/vm2/releases/tag/3.9.4"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20211029-0010"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-VM2-1585918"}],"affected":[{"package":{"name":"vm2","ecosystem":"npm","purl":"pkg:npm/vm2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.9.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/10/GHSA-rjf2-j2r6-q8gr/GHSA-rjf2-j2r6-q8gr.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}