Vulnerability in Patriksimek Vm2
CVE-2026-93605
vm2 NodeVM versions before 3.12.1 contain a sandbox escape vulnerability where the DANGEROUS_BUILTINS denylist omits child_process despite blocking other host-spawning modules. Attackers can require child_process and execute arbitrary commands on the host system when NodeVM is configured with builtin:['*'] or explicit child_process allowance.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (41.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.005 · change: -0.002
Affected products
Weakness classification (CWE)
References
- github.com/patriksimek/vm2/security/advisories/GHSA-pq68-rvw4-xp4r (vendor-advisory)
- www.vulncheck.com/advisories/vm2-nodevm-before-3.12.1-remote-code-execution-via… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-93605?
- CVE-2026-93605 is a critical-severity vulnerability in Patriksimek Vm2, classified under Protection Mechanism Failure. CVSS score: 10.0/10. Published 2026-09-18.
- How severe is CVE-2026-93605?
- Critical severity. CVSS v3 base score is 10.0 out of 10.