Red Hat Security AdvisoryRHSA-2026:63046
OpenShift Container Platform 4.21.32 bug fix and security update
Released 2026-09-08 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat OpenShift Container Platform 4.21 registry.redhat.io/openshift4/ose-agent-installer-ui-rhel9, registry.redhat.io/openshift4/ose-baremetal-installer-rhel9, registry.redhat.io/openshift4/ose-cluster-autoscaler-rhel9-operator +6
Fixes 8 records
Priority HIGH 78
PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree.
CVSS 3.1CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.00608 · Published 2026-07-27 · Partial fix · 8.5.12 CWE-200
Priority HIGH 75
ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API.
CVSS 3.1CRITICAL 9.3· Network · No auth · User interaction · EPSS 0.00684 · Published 2026-06-12 · Partial fix · 2.17.4 CWE-79
Priority HIGH 72
node-tar is a tar archive manipulation library for Node.js.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00531 · Published 2026-08-13 · Partial fix · 7.5.21 CWE-400
Priority HIGH 70
ip-address is a library for parsing and manipulating IPv4 and IPv6 addresses in JavaScript.
CVSS 4.0MEDIUM 6.9· Network · No auth · No interaction · EPSS 0.00401 · Published 2026-07-27 · Partial fix · 10.2.1 CWE-20
Priority MEDIUM 61
PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree.
CVSS 4.0MEDIUM 6.3· Network · No auth · No interaction · EPSS 0.00451 · Published 2026-08-03 · Partial fix · 8.5.19, 8.5.23 CWE-200
Priority MEDIUM 45
spdystream is a Go library for multiplexing streams over SPDY connections.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00656 · Published 2026-04-16 · Partial fix · 0.5.1 CWE-770
Priority MEDIUM 40
When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.0084 · Published 2026-05-07 · Partial fix · 0.53.0, 1.25.10 +1 CWE-835
Priority LOW 27
Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree.
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00223 · Published 2026-05-22 · Partial fix · 0.55.0 CWE-1021
THREATIST.IORead the docs