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Vulnerabilities CVE-2026-9800

CVE-2026-9800

High
Open
TLP:CLEAR

Keycloak-policy-enforcer: keycloak policy enforcer: authorization bypass via incorrect uri comparison

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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.

Details

CVSS Score
8.1
EPSS Score
0.36%

28.7th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Confidence
90%
Published
Jun 25, 2026
Last Modified
Aug 6, 2026
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