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CVE-2026-25520

SandboxJS has a Sandbox Escape PUBLISHED

Description (CNA)

SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, The return values of functions aren't wrapped. Object.values/Object.entries can be used to get an Array containing the host's Function constructor, by using Array.prototype.at you can obtain the hosts Function constructor, which can be used to execute arbitrary code outside of the sandbox. This vulnerability is fixed in 0.8.29.

Affected (CNA)

Vendor / productVersions
nyariv / SandboxJSaffected < 0.8.29

CWE

CWE-74

References

ADP enrichment

CISA-ADP

No English description supplied.