What is RHSA-2026:40828?

RHSA-2026:40828 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: OpenShift Container Platform 4.18.49 bug fix and security update

Which CVE IDs does RHSA-2026:40828 cover?

RHSA-2026:40828 covers the following CVE IDs: CVE-2026-35469, CVE-2026-46579. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:40828?

RHSA-2026:40828 has a CVSS v3 base score of 7.4, published by Red Hat Product Security.

RHSA-2026:40828HighCVSS 7.4

Red Hat Security Advisory: OpenShift Container Platform 4.18.49 bug fix and security update

Vendor

Red Hat Product Security

Published

July 22, 2026

Last Modified

July 26, 2026

🔗 CVE IDs covered (2)

CVE-2026-35469 →CVE-2026-46579 →

📋 Description

CVE-2026-35469 — Kubelet: CRI-O: kube-apiserver: Kubelet, CRI-O, kube-apiserver: Denial of Service via SPDY streaming code CVE-2026-46579 — openshift/router: openshift/router: mTLS client certificate spoofing via unstripped X-SSL-Client headers on HTTP frontend

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:40828
externalhttps://access.redhat.com/security/cve/CVE-2026-35469
externalhttps://access.redhat.com/security/cve/CVE-2026-46579
externalhttps://access.redhat.com/security/updates/classification/
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_40828.json