CVE-2026-2366

No fix known EPSS <1%CVSS 3.1

A flaw was found in Keycloak. An authorization bypass vulnerability in the Keycloak Admin API allows any authenticated user, even those without administrative privileges, to enumerate the organization memberships of other users. This information disclosure occurs if the attacker knows the victim's unique identifier (UUID) and the Organizations feature is enabled.

Published 2026-03-12 · CVE record · OSV

Products: Red Hat build of Keycloak 26.4, Red Hat build of Keycloak 26.4.11

Fixed upstream