CVE-2026-93604: Improper Access Control

vm2 through 3.12.0 exposes Node.js's crypto.setFips function to untrusted guest code when an embedder explicitly allowlists the crypto builtin for a NodeVM require.builtin: 'crypto'. The builtin sanitizer sanitizeCryptoModule in lib/builtin.js replaces crypto.setEngine but leaves crypto.setFips...