vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. In versions prior to version 3.9.11, a threat actor can bypass the sandbox protections to gain remote code execution rights on the host running the sandbox. This vulnerability was patched in the release of version 3.9.11 of vm2. There are no known workarounds.
Severity
CVSS 3.1
10.0 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
48% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)