CVE-2026-3911

LOW2.7EPSS 0.01%

Keycloak: Information disclosure of disabled user attributes via administrative endpoint

Published: 3/11/2026Modified: 4/2/2026

Description

A flaw was found in Keycloak. An authenticated user with the view-users role could exploit a vulnerability in the UserResource component. By accessing a specific administrative endpoint, this user could improperly retrieve user attributes that were configured to be hidden. This unauthorized information disclosure could expose sensitive user data.

Affected packages (1)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1LOW2.7CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

References (9)