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Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.26 security and extras update

🗓️ 28 Jul 2026 07:28:50Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 12 Views

OpenShift Container Platform 4.21.26 security update fixes two vulnerabilities.

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10 Sep 2026 23:41Current
5.8Medium risk
Vulners AI Score5.8
CVSS 48.7
CVSS 3.17.5
EPSS0.00384
SSVC
red hat advisoryopen shift platformsecurity updatesecurity vulnerability 13676security vulnerability 13149
12