CVE-2026-40010

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.

Score

CVSS 3.1 9.1 Critical

Status

Modified - security@apache.org

Published

2026-05-06

Last modified

2026-10-26

Weaknesses

CWE-384

Affected products

• Wicket (Apache)
• Apache Wicket (Apache Software Foundation)

References

• https://lists.apache.org/thread/61wsc0xdtfd5oozojfx7by9w3jwgkmv1
• http://www.openwall.com/lists/oss-security/2026/05/06/1