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3.1 Faible

CVE-2026-4874 A flaw was found in Keycloak

Description

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery (SSRF) by manipulating the `client_session_host` parameter during refresh token requests. This occurs when a Keycloak client is configured to use the `backchannel.logout.url` with the `application.session.host` placeholder. Successful exploitation allows the attacker to make HTTP requests from the Keycloak server’s network context, potentially probing internal networks or internal APIs, leading to information disclosure.

Produits et versions touchés

Produit Versions touchées Corrigé en
Red Hat Build of Keycloak Versions non publiées
Red Hat JBoss Enterprise Application Platform 8 Versions non publiées
Red Hat JBoss Enterprise Application Platform Expansion Pack Versions non publiées
Red Hat Single Sign-On 7 Versions non publiées
Red Hat build of Keycloak 26.6.3 Versions non publiées
Red Hat build of Keycloak 26.6 26.6 premières → < 26.6-6 26.6-6
Red Hat build of Keycloak 26.6.4 Versions non publiées
Red Hat build of Keycloak 26.4 26.4 premières → < 26.4-19 26.4-19
Red Hat build of Keycloak 26.4.13 Versions non publiées
Les 276 CVE de Red Hat Build of Keycloak →
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