CVE-2026-66390

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Apache Wicket. This issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0. Users are recommended to upgrade to version 10.10.0, which fixes the issue.

Score

CVSS 3.1 6.1 Medium

Status

Analyzed - security@apache.org

Published

2026-07-27

Last modified

2026-10-24

Weaknesses

CWE-79

Affected products

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

References

• https://lists.apache.org/thread/67814fo0zocv3161bk1cr0ypvrkxky43
• http://www.openwall.com/lists/oss-security/2026/07/27/4