Red Hat Security Advisory

RHSA-2026:54545

OpenShift Container Platform 4.18.53 bug fix and security update

Released 2026-08-19 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat OpenShift Container Platform 4.18 registry.redhat.io/openshift4/ose-console-rhel9

TI-2026-36990 CVE-2026-50237 · GHSA-5mvj-m7fw-m49w

LOW 33

A Server-Side Request Forgery and supply chain flaw was found in the OpenShift Console Helm catalog proxy.

CVSS 3.1HIGH 7.4 Network Low privileges No interaction EPSS 0.00473 Published 2026-08-11 Fixed in 1786511587, 1786477760 +9 CWE-918

TI-2026-36989 CVE-2026-50236 · GHSA-c4v8-c9cj-xrmr

LOW 33

An authenticated SSRF flaw was found in the OpenShift Console Dev Console webhook helpers.

CVSS 3.1HIGH 7.4 Network Low privileges No interaction EPSS 0.00472 Published 2026-08-11 Fixed in 1787056403, 1787028559 +7 CWE-918