CVE-2026-47698: vm2: Sandbox Breakout Using Dangerous Host Proto Mutators

August 17, 2026 (updated August 30, 2026)

VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system.

References

github.com/advisories/GHSA-cfcw-xp6x-25gj
github.com/patriksimek/vm2/releases/tag/3.11.6
github.com/patriksimek/vm2/security/advisories/GHSA-cfcw-xp6x-25gj
nvd.nist.gov/vuln/detail/CVE-2026-47698

Code Behaviors & Features

Detect and mitigate CVE-2026-47698 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →