vm2: NodeVM `require.external` without an explicit `require.root` grants unrestricted host filesystem access and full...

Date Oct 5, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm ยท vm2
CVE CVE-2026-92946
High-risk advisory CVE-2026-92946

Summary

vm2: NodeVM `require.external` without an explicit `require.root` grants unrestricted host filesystem access and full RCE

Why it matters

GitHub has published a reviewed security advisory for vm2. Prioritize it with other application dependency updates, especially because EPSS places it in the 57% percentile.

Operator check

Check whether vm2 is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.9%; percentile: 57%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.