CVE-2026-26954

CRITICAL

10.0

Description

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.

Details CVE

Score CVSS v3.110.0

SeveriteCRITICAL

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/13/2026

Derniere modification3/17/2026

Sourcenvd

Observations honeypot0

Produits affectes

nyariv:sandboxjs

Faiblesses (CWE)

CWE-94

References

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)

Correlations IOC

Aucune correlation enregistree

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