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CVE-2026-42498 Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache…
Description
Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through 7.0.109. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Apache Tomcat 11.0 | 11.0.0-M1 → 11.0.21 | No fix stated |
| Apache Tomcat 10.1 | 10.1.0-M1 → 10.1.54 | No fix stated |
| Apache Tomcat 9.0 | 9.0.2 → 9.0.117 | No fix stated |
| Apache Tomcat 8.5 | 8.5.24 → 8.5.100 | No fix stated |
| Apache Tomcat 7.0 | 7.0.83 → 7.0.109 | No fix stated |
References
- lists.apache.org lists.apache.org
Timeline
- Published
- Last modified
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