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CVE-2026-25586: Improper Neutralization of Special Elements in Output Used by a Downstream Component

🗓️ 06 Feb 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 7 Views

SandboxJS prior to 0.8.29 allows sandbox escape via hasOwnProperty shadowing for pollution.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-25586
6 Feb 202619:54
–attackerkb
circl
Circl
CVE-2026-25586
6 Feb 202620:18
–circl
cnnvd
CNNVD
SandboxJS security vulnerability
6 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-25586
6 Feb 202619:54
–cve
cvelist
Cvelist
CVE-2026-25586 SandboxJS has a Sandbox Escape via Prototype Whitelist Bypass and Host Prototype Pollution
6 Feb 202619:54
–cvelist
euvd
EUVD
EUVD-2026-5592
6 Feb 202619:54
–euvd
euvd
EUVD
EUVD-2026-6085
16 Feb 202615:32
–euvd
github
Github Security Blog
@nyariv/sandboxjs has Sandbox Escape via Prototype Whitelist Bypass and Host Prototype Pollution
5 Feb 202621:04
–github
mend
Mend
CVE-2026-25586
6 Feb 202619:54
–mend
nvd
NVD
CVE-2026-25586
6 Feb 202620:16
–nvd
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18 Feb 2026 00:00Current
7High risk
Vulners AI Score7
CVSS 3.110
EPSS0.00734
SSVC
7