CVE-2026-43514

Details

Observable Timing Discrepancy vulnerability when comparing AJP secret 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 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

Affected Packages

tomcat

fedora 42

Fixed in:

7.00

References

WEB

http://www.openwall.com/lists/oss-security/2026/05/12/10

ADVISORY

https://lists.apache.org/thread/2k654v5cq123npfsd1b2kk1y30owqb1m

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-43514