Insufficient Granularity of Access Control in Keycloak - CVE-2026-14613
Published: September 10, 2026
Vulnerability identifier: #VU148956
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-14613
CWE-ID: CWE-1220
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose sensitive group information.
The vulnerability exists due to insufficient granularity of access control in Keycloak\'s administrative interface when viewing groups assigned to a role. A remote user can view groups assigned to a role they are permitted to view to disclose sensitive group information.
Only instances with Fine-Grained Admin Permissions version 2 enabled are affected.
Affected software
Keycloak
How to mitigate CVE-2026-14613
Install security update from vendor's website.
Keycloak - update to 26.7.2