Vulnerability intelligence
CVE-2026-26956
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.
CVSS Score
9.8
Critical
EPSS — Exploit Probability
0.9%
Riskier than 56% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
2 articles across 2 outlets · first covered May 7, 2026 · latest May 7, 2026
Coverage timeline
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CVE-2026-26956: vm2 Sandbox Escape Enables Host RCE in Node.js 25socradar.io · May 7, 2026
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Critical vm2 Node.js flaws expose systems to sandbox escapesthehackernews.com · May 7, 2026