HIGHCVSS 8.1Vulnerability

CVE-2026-9800

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.

Properties

severity
HIGH
cvss_score
8.1
cvss_severity
HIGH
epss_score
0.00651
retrieved_at
2026-09-25T15:12:24+00:00
last_source
FIRST EPSS
score
8.1
cve_id
CVE-2026-9800
cvss_vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
signal_observed_at
2026-09-11T17:55:57+00:00
vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
published_at
2026-06-25T17:17:04.180
last_modified
2026-09-14T13:19:33.747
epss_percentile
0.49015

Related Entities (4)

ENRICHED_BY (1)

→[Source]FIRST EPSS

AFFECTS_PRODUCT (1)

→[Product]

DESCRIBED_BY (1)

→[Source]NVD

HAS_WEAKNESS (1)

→[Weakness]Comparison Using Wrong Factors

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CVE-2026-9800 (CVSS 8.1) — Ninja Signal Threat Intelligence | Ninja Signal