Description
A flaw was found in org.keycloak.services. An administrator with delegated access to read group memberships and users can bypass user profile permissions by accessing the group members endpoint. This allows the administrator to view user attributes that are explicitly configured to be denied, leading to information disclosure.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Red Hat Red Hat build of Keycloak 26.4
Default version status: affected
26.4.13-1 to < *unaffected
Red Hat Red Hat build of Keycloak 26.4
Default version status: affected
26.4-19 to < *unaffected
Red Hat Red Hat build of Keycloak 26.4
Default version status: affected
26.4-19 to < *unaffected
Red Hat Red Hat build of Keycloak 26.4.13
Default version status: unaffected
Red Hat Red Hat build of Keycloak 26.6
Default version status: affected
26.6.3-3 to < *unaffected
Red Hat Red Hat build of Keycloak 26.6
Default version status: affected
26.6-6 to < *unaffected
Red Hat Red Hat build of Keycloak 26.6
Default version status: affected
26.6-6 to < *unaffected
Red Hat Red Hat build of Keycloak 26.6.3
Default version status: unaffected
References
- https://access.redhat.com/errata/RHSA-2026:25097 ↗
- https://access.redhat.com/errata/RHSA-2026:25098 ↗
- https://access.redhat.com/errata/RHSA-2026:30049 ↗
- https://access.redhat.com/errata/RHSA-2026:30050 ↗
- https://access.redhat.com/security/cve/CVE-2026-9088 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2480179 ↗