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.

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Fixes

Solution

No solution given by the vendor.


Workaround

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

History

Fri, 05 Jun 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 05 Jun 2026 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Redhat build Of Keycloak
Vendors & Products Redhat build Of Keycloak

Fri, 05 Jun 2026 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Low


Fri, 05 Jun 2026 08:00:00 +0000

Type Values Removed Values Added
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.
Title Keycloak: keycloak: information disclosure due to user profile permission bypass
First Time appeared Redhat
Redhat build Keycloak
Weaknesses CWE-1220
CPEs cpe:/a:redhat:build_keycloak:
Vendors & Products Redhat
Redhat build Keycloak
References
Metrics cvssV3_1

{'score': 2.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-06-05T13:10:40.187Z

Reserved: 2026-05-20T15:01:48.645Z

Link: CVE-2026-9088

cve-icon Vulnrichment

Updated: 2026-06-05T13:10:35.440Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-06-05T08:16:30.990

Modified: 2026-06-05T14:56:14.030

Link: CVE-2026-9088

cve-icon Redhat

Severity : Low

Publid Date: 2026-06-05T07:45:40Z

Links: CVE-2026-9088 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-06-05T12:30:40Z

Weaknesses