Description
Race condition within a thread vulnerability in Apache Tomcat Native allowed client certificate verification requirements to be down-graded for some configurations. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Unsupported versions may also be affected. Users are recommended to upgrade to version 2.0.16 or 1.3.9, which fixes the issue.
Affected products
apache: tomcat native
References2
- lists.apache.org/thread/obsson6zhvfg0wsp2bx602l61ltj87r1 Vendor Advisory
- www.openwall.com/lists/oss-security/2026/09/23/33 Mailing ListThird Party Advisory
Metrics
- CVSS 3.1
-
7.4
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - EPSS — exploit probability
- 0% percentile: 10 · as of 9 November 2026
- CWE
- CWE-366
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