CVE-2026-9800

Description

A flaw was found in Keycloak Policy Enforcer. This vulnerability allows any authenticated user to bypass all authorization policies, including role, scope, and User-Managed Access (UMA) permission checks. By including the configured access-denied page path within a request URL, either as a path segment or a query parameter, an attacker can gain unauthorized access to protected resources.

CVSS Vector

References

• https://access.redhat.com/errata/RHSA-2026:30049
• https://access.redhat.com/errata/RHSA-2026:30050
• https://access.redhat.com/errata/RHSA-2026:30083
• https://access.redhat.com/errata/RHSA-2026:30084
• https://access.redhat.com/security/cve/CVE-2026-9800
• https://bugzilla.redhat.com/show_bug.cgi?id=2482472