Medium5.3Red Hat & Ubuntu Linux
Client certificate verification bypass due to virtual host mapping
CVE-2025-66614 Published Feb 17, 2026
CVE-2025-66614
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Client certificate verification bypass due to virtual host mapping. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-1289. Affected package(s): tomcat, jws6-tomcat, tomcat10-main, tomcat11-main. Resolved in Red Hat advisory RHSA-2026:12195 — update the affected packages (`sudo dnf update`).
Affected versions
- tomcat
- jws6-tomcat-0:10.1.49-10.redhat_00008.1.el10jws
- tomcat10-main-10.1.54-1.hum1
- jws6-tomcat-0:10.1.49-10.redhat_00008.1.el9jws
- jws6-tomcat-0:10.1.49-10.redhat_00008.1.el8jws
- tomcat11-main-11.0.21-0.1.hum1
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Fixed versions
- RHSA-2026:12195
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:12195 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
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