Unrated severityNVD Advisory· Published Jul 27, 2026· Updated Jul 28, 2026
Apache Wicket: leaked and missing CSP headers
CVE-2026-66391
Description
Use of Insufficiently Random Values, Protection Mechanism Failure 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.
Affected products
1Patches
Vulnerability mechanics
References
1- lists.apache.org/thread/hfzcgjsbmmthzchtb8b8nv47d95scmqkmitrevendor-advisory
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