CVE-2026-26956CRITICAL 9.8EPSS p56.8%

CVE-2026-26956CVE-2026-26956

vm2_project / vm2

Description

vm2 is an open source vm/sandbox for Node.js. In version 3.10.4, vm2 is vulnerable to full sandbox escape with arbitrary code execution. Attacker code inside VM.run() obtains host process object and runs host commands with zero host cooperation. This issue has been patched in version 3.10.5.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.92% probability of exploitation · percentile 56.8% · 2026-08-03T12:00:16Z
Published2026-05-04
Last modified2026-07-15

Underlying weaknesses· 1

CWE-693

References

  1. https://github.com/patriksimek/vm2/releases/tag/v3.10.5
  2. https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66
  3. https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66

1

TypeTargetConfidenceTier
WeaknessProtection Mechanism Failurecwe-6930%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.