CVE-2026-26956criticalCWE-653 CWE-693

vm2: WASM Sandbox Escape (Node 25 only)

28Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 9.8epss 0.9%

probabilidad de explotación

0.9%top 43% de las CVE

explotación observada

noninguna fuente lo reporta

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Productos afectados

patriksimek · vm2

Referencias

https://access.redhat.com/security/cve/CVE-2026-26956 https://bugzilla.redhat.com/show_bug.cgi?id=2466548 https://github.com/patriksimek/vm2/releases/tag/v3.10.5 https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66 https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-26956.json