CVE-2026-66390 — MEDIUM (6.1)

Q: How severe is CVE-2026-66390?

CVE-2026-66390 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-66390?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Wicket.

Vulnerability Description

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.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Wicket	>= 9.0.0, <= 9.23.0

Related Weaknesses (CWE)

CWE-79

References

https://lists.apache.org/thread/67814fo0zocv3161bk1cr0ypvrkxky43Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/07/27/4Mailing ListThird Party Advisory

FAQ

What is CVE-2026-66390?

CVE-2026-66390 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 1...

How severe is CVE-2026-66390?

CVE-2026-66390 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-66390?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Wicket.