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CVE-2026-3190 - Information Disclosure via improper role enforcement in UMA 2.0 Protection API #46723

@ahus1

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@ahus1

Description

https://issues.redhat.com/browse/RHBK-4311

The issue was rated as Moderate. This flaw in Keycloak allows information disclosure due to improper role enforcement in the UMA 2.0 Protection API. An authenticated user with a token issued for a resource server client, even without the uma_protection role, can enumerate all permission tickets in the system.

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