VulnSocial

CVE-2026-9800(redhat / build_of_keycloak)

LOWCVSS 8.1 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-1025

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • build_of_keycloak

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • 1 total mentions across 1 day

Affected systems

Vendors
redhat
Products
build_of_keycloak

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-10-30: 110-30
Referenced assets1 URL
Full discourse1 post
  • システム開発・生成AI・クラウド ／ 株式会社一創（issoh）@issoh_co_jp

    Keycloak CVE-2026-9800、サーバー更新でも残る Policy Enforcer（アプリ側の権限チェック）を使う構成が対象です。ライブラリは別に更新します。調べると、修正から4か月、Dependabotは無通知だったんです。今日、keycloak-policy-enforcerが26.0.10以上か見てください。 https://www.issoh.co.jp/tech/details/19094/?utm_source=x&utm_medium=social&utm_campaign=security&utm_content=article

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    27 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appredhatbuild_of_keycloak---

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