Medium [CVE-2025-14559] Keycloak keycloak-services: Business logic flaw allows unauthorized token issuance for disabled users
This medium-severity Red Hat Linux advisory covers CVE-2025-14559 affecting keycloak-services, rhbk/keycloak-operator-bundle:26.4.9, rhbk/keycloak-rhel9-operator:26.4.
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Summary
Keycloak keycloak-services: Business logic flaw allows unauthorized token issuance for disabled users. Red Hat rates this moderate (CVSS 6.5).
Weakness: CWE-840. Affected package(s): keycloak-services, rhbk/keycloak-operator-bundle:26.4.9, rhbk/keycloak-rhel9-operator:26.4, rhbk/keycloak-rhel9:26.4.
Resolved in Red Hat advisory RHSA-2026:2366 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Enterprise Linux.
- keycloak-services
- rhbk/keycloak-operator-bundle:26.4.9-1
- rhbk/keycloak-rhel9-operator:26.4-10
- rhbk/keycloak-rhel9:26.4-11
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:2366
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:2366 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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