Apache Wicket: leaked and missing CSP headers

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-66391
StatePUBLISHED
Assignerapache
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-27 17:16:41 UTC
Updated2026-07-27 20:26:26 UTC
DescriptionUse 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.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Problem Types: CWE-330 | CWE-693 | CWE-330 CWE-330 Use of Insufficiently Random Values | CWE-693 CWE-693 Protection Mechanism Failure

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apache Software Foundation Apache Wicket affected 9.0.0 9.23.0 semver Not specified
CNA Apache Software Foundation Apache Wicket affected 10.0.0 10.9.0 semver Not specified

References

ReferenceSourceLinkTags
www.openwall.com/lists/oss-security/2026/07/27/5 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
lists.apache.org/thread/hfzcgjsbmmthzchtb8b8nv47d95scmqk [email protected] lists.apache.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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