Moole Vulnerability Database

Find real vulnerabilities before they ship

Critical

CVE-2026-25142

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.

VectorNETWORK

PublishedFeb 02, 2026, 23:16

Published Bysecurity-advisories@github.com

Base Score

Score10

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

@nyariv/sandboxjs(npm)00.8.27N/A

References

https://github.com/nyariv/SandboxJS/blob/f212a38fb5a6d4bc2bc2e2466c0c011ce8d41072/src/executor.ts#L368-L398
https://github.com/nyariv/SandboxJS/commit/75c8009db32e6829b0ad92ca13bf458178442bd3
https://github.com/nyariv/SandboxJS/security/advisories/GHSA-9p4w-fq8m-2hp7

Weakness Type

CWE-94

CVSS Metrics

Base Score

Vector String

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

Base SeverityCritical

Version

3.1

Attack Vector (AV)

NETWORK