What is RHSA-2026:29203?

RHSA-2026:29203 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Which CVE IDs does RHSA-2026:29203 cover?

RHSA-2026:29203 covers the following CVE IDs: CVE-2026-53404, CVE-2026-53434, CVE-2026-55276, CVE-2026-55955. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:29203?

RHSA-2026:29203 has a CVSS v3 base score of 6.5, published by Red Hat Product Security.

RHSA-2026:29203HighCVSS 6.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Vendor

Red Hat Product Security

Published

June 24, 2026

Last Modified

June 30, 2026

🔗 CVE IDs covered (4)

CVE-2026-53404 →CVE-2026-53434 →CVE-2026-55276 →CVE-2026-55955 →

📋 Description

CVE-2026-53404 — Apache Tomcat: Apache Tomcat: Incorrect control flow in rewrite valve allows unexpected rule processing CVE-2026-53434 — tomcat: Apache Tomcat: Error condition not handled when configuring CRLs CVE-2026-55276 — tomcat: Apache Tomcat: Misleading security logs due to incorrect control flow CVE-2026-55955 — tomcat: Apache Tomcat: Replay attack via improper authentication in EncryptionInterceptor

🔗 References (10)

selfhttps://access.redhat.com/errata/RHSA-2026:29203
externalhttps://images.redhat.com/
externalhttps://access.redhat.com/security/cve/CVE-2026-55955
externalhttps://access.redhat.com/security/updates/classification/
externalhttps://access.redhat.com/security/cve/CVE-2026-55956
externalhttps://access.redhat.com/security/cve/CVE-2026-55957
externalhttps://access.redhat.com/security/cve/CVE-2026-55276
externalhttps://access.redhat.com/security/cve/CVE-2026-53404
externalhttps://access.redhat.com/security/cve/CVE-2026-53434
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_29203.json