keycloak-services: keycloak-services: DCR protocol mapper type-swap policy bypass allows privilege escalation

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

CVE-2026-4629

CVE-2026-4629 affects Keycloak. A highly privileged user with the ability to manage clients can inject a hardcoded role mapper into any client, bypassing scope restrictions and injecting the realm-admin role into generated tokens, yielding full administrative access to the realm. The vulnerabilit...

GHSA-7XF9-4JFC-WGM4 Keycloak: manage-clients permission escalates to full realm admin access

A flaw was found in Keycloak. An administrator with manage-clients permission can exploit a misconfiguration where this permission is equivalent to manage-permissions. This allows the administrator to escalate privileges and gain control over roles, users, or other administrative functions within...