Session fixation vulnerability in Jenkins Keycloak Authentication Plugin

CRÍTICO 9.8CVE-2023-24456 · GHSA-9963-gmh8-vvm6 · Published 26/01/2023 · updated 17/06/2026

En resumen

CVE-2023-24456 es una vulnerabilidad CRÍTICO (CVSS 9.8) que afecta a org.jenkins-ci.plugins:keycloak, keycloak authentication (jenkins).
Probabilidad de explotación en los próximos 30 días (EPSS): 1.2%, mayor que el 69.2% de las vulnerabilidades.
Solución: actualizar a 2.3.1 o posterior.

Package	Affected versions	Patched versions
org.jenkins-ci.plugins:keycloak Maven	`< 2.3.1`	`2.3.1`
keycloak authentication jenkins	`≤ 2.3.0`	No fix yet

Jenkins Keycloak Authentication Plugin 2.3.0 and earlier does not invalidate the previous session on login.

NVD description

Jenkins Keycloak Authentication Plugin 2.3.0 and earlier does not invalidate the previous session on login.

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