CVE-2026-66390: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Apache Software Foundation Apache Wicket
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.
AI Analysis
Technical Summary
CVE-2026-66390 is a cross-site scripting vulnerability in Apache Wicket caused by improper neutralization of input during web page generation. It affects Apache Wicket versions 9.0.0 through 9.23.0 and 10.0.0 through 10.9.0. The vulnerability allows remote attackers to execute script code via crafted input that is not properly sanitized. The vulnerability has a CVSS 3.1 base score of 6.1 (medium severity) with vector AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. The issue is fixed in version 10.10.0.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to perform cross-site scripting attacks, leading to partial confidentiality and integrity impacts by executing malicious scripts in the context of the affected application. There is no impact on availability. The vulnerability requires user interaction and can be exploited remotely without privileges.
Mitigation Recommendations
Users should upgrade Apache Wicket to version 10.10.0 or later, where this vulnerability is fixed. Patch status is confirmed by the vendor's recommendation to upgrade. No other official mitigation or temporary fix is indicated.
CVE-2026-66390: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Apache Software Foundation Apache Wicket
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 v3.1
Score 6.1medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-66390 is a cross-site scripting vulnerability in Apache Wicket caused by improper neutralization of input during web page generation. It affects Apache Wicket versions 9.0.0 through 9.23.0 and 10.0.0 through 10.9.0. The vulnerability allows remote attackers to execute script code via crafted input that is not properly sanitized. The vulnerability has a CVSS 3.1 base score of 6.1 (medium severity) with vector AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. The issue is fixed in version 10.10.0.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to perform cross-site scripting attacks, leading to partial confidentiality and integrity impacts by executing malicious scripts in the context of the affected application. There is no impact on availability. The vulnerability requires user interaction and can be exploited remotely without privileges.
Mitigation Recommendations
Users should upgrade Apache Wicket to version 10.10.0 or later, where this vulnerability is fixed. Patch status is confirmed by the vendor's recommendation to upgrade. No other official mitigation or temporary fix is indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-25T22:06:33.013Z
- State
- PUBLISHED
Threat ID: 6a67906e9c2644c7f885e446
Added to database: 07/27/2026, 17:07:58 UTC
Last enriched: 07/29/2026, 23:49:45 UTC
Last updated: 09/10/2026, 19:36:55 UTC
Views: 83
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