EUVD-2026-68121

pac4j-core before 6.5.6 contains an open redirect vulnerability in DefaultLogoutLogic.perform that accepts backslash-prefixed logout redirect targets matching logoutUrlPattern. Attackers can craft logout links with backslash-prefixed external hosts that browsers normalize into network-path...

CVE-2026-82464

pac4j-core versions before 6.5.6 are affected by an open redirect vulnerability in the DefaultLogoutLogic.perform() method. The component accepts backslash-prefixed logout redirect targets that match the configured logoutUrlPattern. Because browsers normalize a backslash into a network-path refer...