Severity: critical Affected versions:
- Apache Wicket 10.0.0 through 10.8.0 - Apache Wicket 8.0.0 through 8.17.0 - Apache Wicket 9.0.0 through 9.22.0 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. References: https://wicket.apache.org/ https://www.cve.org/CVERecord?id=CVE-2026-40010
