Vulnerability in Red Hat Build Of Keycloak
CVE-2026-15573
A flaw was found in Keycloak's Authorization Services. The component responsible for matching request paths to security policies (PathMatcher) does not properly normalize URIs before comparison. By adding extra characters like a trailing s…
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Red Hat Build Of Keycloak
- Red Hat Build Of Keycloak 26.4 — versions 26.4-22, 26.4.14-1
- Red Hat Build Of Keycloak 26.4.14
- Red Hat Build Of Keycloak 26.6 — versions 26.6-11, 26.6.5-1
- Red Hat Build Of Keycloak 26.6.5
- Red Hat Data Grid 8
- Red Hat Jboss Enterprise Application Platform Expansion Pack
- Red Hat Single Sign-on 7
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2026-15573?
- CVE-2026-15573 is a high-severity vulnerability in Red Hat Build Of Keycloak, classified under Improper Handling of Case Sensitivity. CVSS score: 8.1/10. Published 2026-08-05.
- How severe is CVE-2026-15573?
- High severity. CVSS v3 base score is 8.1 out of 10.