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@nyariv/sandboxjs has a Sandbox Escape vulnerability

🗓️ 05 Feb 2026 21:05:59Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 32 Views

Sandbox escape in @nyariv/sandboxjs allows overwriting Map.prototype.has to gain remote code execution.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-25587
6 Feb 202619:51
–attackerkb
circl
Circl
CVE-2026-25587
5 Feb 202617:32
–circl
cnnvd
CNNVD
SandboxJS security vulnerability
6 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-25587
6 Feb 202619:51
–cve
cvelist
Cvelist
CVE-2026-25587 SandboxJS has a Sandbox Escape
6 Feb 202619:51
–cvelist
euvd
EUVD
EUVD-2026-5590
6 Feb 202619:51
–euvd
euvd
EUVD
EUVD-2026-6085
16 Feb 202615:32
–euvd
mend
Mend
CVE-2026-25587
6 Feb 202619:51
–mend
nvd
NVD
CVE-2026-25587
6 Feb 202620:16
–nvd
osv_cve
osv_cve
CVE-2026-25587 SandboxJS has a Sandbox Escape
6 Feb 202619:51
–osv_cve
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Vulners
Node
nyarivsandboxjsRange≤0.8.28npm

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06 Feb 2026 21:42Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.110
EPSS0.00711
SSVC
32