CVE-2026-26954

CRITICAL

10.0

Descripcion

SandboxJS is a JavaScript sandboxing library. Prior to 0.8.34, it is possible to obtain arrays containing Function, which allows escaping the sandbox. Given an array containing Function, and Object.fromEntries, it is possible to construct {[p]: Function} where p is any constructible property. This vulnerability is fixed in 0.8.34.

Detalles CVE

Puntuacion CVSS v3.110.0

SeveridadCRITICAL

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/13/2026

Ultima modificacion3/17/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

nyariv:sandboxjs

Debilidades (CWE)

CWE-94

Referencias

https://github.com/nyariv/SandboxJS/security/advisories/GHSA-6r9f-759j-hjgv(security-advisories@github.com)

https://github.com/nyariv/SandboxJS/security/advisories/GHSA-6r9f-759j-hjgv(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlaciones IOC

Sin correlaciones registradas

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