CVE-2026-66391

Apache Wicket: leaked and missing CSP headers

Published Jul 27, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Apache
Apache wicket
Vendors & Products Apache
Apache wicket
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Apache Wicket: leaked and missing CSP headers
Weaknesses CWE-330
CWE-693
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Jul 28, 2026, 2:49 PM
Reserved
Jul 25, 2026, 10:12 PM
Status
Analyzed
Published
Jul 27, 2026, 5:16 PM
Modified
Oct 24, 2026, 1:10 PM