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CVE-2026-25142

CRITICAL CVSS: 10.0 Published: 2026-02-02 Modified: 2026-06-17

Description

SandboxJS is a JavaScript sandboxing library. Prior to 0.8.27, SanboxJS does not properly restrict __lookupGetter__ which can be used to obtain prototypes, which can be used for escaping the sandbox / remote code execution. This vulnerability is fixed in 0.8.27.

Affected Platforms

Nyariv Sandboxjs

Weakness Type

CWE-94, CWE-1321

References