CVE-2026-93446
Apache Tomcat: Possible TLS 1.3 connection failures
Apache Software Foundation Apache TomcatWeb serversCVSS
NoneNot scoredExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.26%Chance of exploitation activity in the next 30 days, higher than 16% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
Incomplete cleanup vulnerability in Apache Tomcat could cause TLS 1.3 connections to fail intermittently.
This issue affects Apache Tomcat: from 11.0.0-M21 through 11.0.26, from 10.1.25 through 10.1.60, from 9.0.90 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Text from CVE List
Affected versions 3
- Apache Tomcataffected: 11.0.0-M21 through 11.0.26CVE List
- Apache Tomcataffected: 10.1.25 through 10.1.60CVE List
- Apache Tomcataffected: 9.0.90 through 9.0.122CVE List