{"cve":"CVE-2026-26956","nvd":{"published":"2026-05-04T17:16:22.553","modified":"2026-10-26T19:10:00.163","status":"Modified","description":"vm2 is an open source vm/sandbox for Node.js. In version 3.10.4, vm2 is vulnerable to full sandbox escape with arbitrary code execution. Attacker code inside VM.run() obtains host process object and runs host commands with zero host cooperation. This issue has been patched in version 3.10.5.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-693","CWE-653"],"references":["https://github.com/patriksimek/vm2/releases/tag/v3.10.5","https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66","https://access.redhat.com/security/cve/CVE-2026-26956","https://bugzilla.redhat.com/show_bug.cgi?id=2466548","https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66"],"products":["vm2_project:vm2"],"source":"nvd","synced_at":"2026-10-26T19:31:02.781428341+00:00"},"epss":{"cve":"CVE-2026-26956","score":0.01086,"percentile":0.65037,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-ffh4-j6h5-pg66","url":"https://osv.dev/vulnerability/GHSA-ffh4-j6h5-pg66","summary":"VM2 Has a WASM Sandbox Escape","modified":"2026-06-22T05:15:07.654411763Z","packages":[{"ecosystem":"npm","name":"vm2","purl":"pkg:npm/vm2","ranges":["<3.10.5"],"fixed":["3.10.5"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}