CVE-2026-26954

CRITICAL

10.0

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.110.0

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/13/2026

Ultima modificacao3/17/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

nyariv:sandboxjs

Fraquezas (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)

Correlacoes IOC

Sem correlacoes registradas

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