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CVE PROGRAM SOURCE RECORD4.3 Medium

CVE-2026-15945

Keycloak-services: keycloak-services: group hierarchy search discloses hidden parent groups under fgap v2

Description

A flaw was found in the group search functionality of the Keycloak server's administrative API. When Fine-Grained Admin Permissions (FGAP) v2 is enabled, a delegated administrator can bypass access restrictions to view parent groups they are not authorized to see. By searching for a child group they have permission to view, the system incorrectly returns the full details of the parent group in the response, leading to the disclosure of sensitive group attributes and configuration.

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 26.6

Default version status: affected

  • 26.6.7-3 to < *unaffected

Red Hat Red Hat build of Keycloak 26.6

Default version status: affected

  • 26.6-20 to < *unaffected

Red Hat Red Hat build of Keycloak 26.6

Default version status: affected

  • 26.6-20 to < *unaffected

Red Hat Red Hat build of Keycloak 26.6.7

Default version status: unaffected

Red Hat Red Hat build of Keycloak 26.6.7

Default version status: unaffected

Red Hat Red Hat build of Keycloak 26.6.7

Default version status: unaffected

Red Hat Red Hat Data Grid 8

Default version status: affected

Red Hat Red Hat JBoss Enterprise Application Platform Expansion Pack

Default version status: affected

Red Hat Red Hat Single Sign-On 7

Default version status: affected

References