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Findings

CVE-2026-0871

A flaw was found in Keycloak.

Published Feb 27, 2026 · updated Jun 17, 2026 · redhat build of keycloak

A flaw was found in Keycloak. An administrator with 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.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 27, 2026 · NIST NVD

    Detected

    A flaw was found in Keycloak. An administrator with 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.

  2. Jun 17, 2026 · NIST NVD

    Updated

    A flaw was found in Keycloak. An administrator with 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.

Affected

  • cpe redhat/build of keycloakversion unspecified
  • cpe redhat/keycloakversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-0871

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-0871

    A flaw was found in Keycloak. An administrator with 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,

    nvd.nist.gov

References