CVE-2026-0871
Published: Feb 27, 2026
Modified: Mar 6, 2026
CVSS v3.1
4.9
Description
A flaw was found in Keycloak. An administrator with `manage-users` permission can bypass the "Only administrators can view" setting for unmanaged attributes, allowing them to modify these attributes. This improper access control can lead to unauthorized changes to user profiles, even when the system is configured to restrict such modifications.
| Vendor | Product | Versions |
|---|---|---|
Red Hat | Red Hat build of Keycloak 26.4 | unaffected 26.4.9-1 - < * |
Red Hat | Red Hat build of Keycloak 26.4 | unaffected 26.4-11 - < * |
Red Hat | Red Hat build of Keycloak 26.4 | unaffected 26.4-10 - < * |
Red Hat | Red Hat build of Keycloak 26.4.9 | All versions |
Red Hat | Red Hat JBoss Enterprise Application Platform 8 | All versions |
Red Hat | Red Hat JBoss Enterprise Application Platform Expansion Pack | All versions |
Red Hat | Red Hat Single Sign-On 7 | All versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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