Description
Missing invocation of Servlet http web request method changeSessionId after session binding can be exploited for a session fixation attack in Apache Wicket. This issue affects Apache Wicket: from 8.0.0 through 8.17.0, 9.0.0, from 10.0.0 through 10.8.0. Users are recommended to upgrade to version 10.9.0, which fixes the issue.
Problem types
Posssible session fixation attack in Apache Wicket.
Product status
10.0.0 (semver)
8.0.0 (semver)
9.0.0 (semver)
References
www.openwall.com/lists/oss-security/2026/05/06/1
lists.apache.org/thread/61wsc0xdtfd5oozojfx7by9w3jwgkmv1