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dompurify: DOMPurify: URI validation bypass leads to cross-site scripting

🗓️ 22 Aug 2026 14:02:11Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

URI validation bypass in DOMPurify via attributeCheck predicate enables DOM-based XSS.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64grafana12.412.4.8-0.1.2.hum1grafana12.4-12.4.8-0.1.2.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64grafana12.412.4.8-0.1.2.hum1grafana12.4-12.4.8-0.1.2.hum1.x86_64.rpm

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22 Aug 2026 14:10Current
5.1Medium risk
Vulners AI Score5.1
CVSS 45.1
CVSS 3.16.1
EPSS0.00175
SSVC
4