CVE-2026-43515

Details

Improper Authorization vulnerability when multiple method constraints define an HTTP method for the same extension 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.

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/2026/05/12/11

ADVISORY

https://lists.apache.org/thread/746nxfxod0wsocxtmv8pb8nkgmwpc6bb

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-43515