BIT-KEYCLOAK-2026-15573 Keycloak-services: keycloak-services: authorization bypass via unnormalized uri matching in pathmatcher

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 slash or matrix parameters to a URL, an attacker can trick th...

Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.14 Images Security Update

New images are available for Red Hat build of Keycloak 26.4.14 and Red Hat build of Keycloak 26.4.14 Operator, running on OpenShift Container Platform Red Hat build of Keycloak is an integrated sign-on solution, available as a Red Hat JBoss Middleware for OpenShift containerized image. The Red Ha...

keycloak-services: keycloak-services: Authorization bypass via unnormalized URI matching in PathMatcher

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 slash or matrix parameters to a URL, an attacker can trick th...

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 slash or matrix parameters to a URL, an attacker can trick th...

CVE-2026-15573 Keycloak-services: keycloak-services: authorization bypass via unnormalized uri matching in pathmatcher

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 slash or matrix parameters to a URL, an attacker can trick th...

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 slash or matrix parameters to a URL, an attacker can trick th...

Use of Non-Canonical URL Paths for Authorization Decisions

Overview org.keycloak:keycloak-common is an Open Source Identity and Access Management For Modern Applications and Services. Affected versions of this package are vulnerable to Use of Non-Canonical URL Paths for Authorization Decisions in the PathMatcher class in...

CVE-2026-15573: Incorrect Behavior Order: Authorization Before Parsing and Canonicalization

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 slash or matrix parameters to a URL, an attacker can trick th...

PT-2026-68175

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description An issue exists in the Authorization Services of Keycloak. The PathMatcher component, which matches request paths to security policies, fails to properly normalize URIs before comparison. An...