CVE-2026-25854

Details

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100. Other, unsupported versions may also be affected

Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

Affected Packages

tomcat

fedora 42

References

WEB

http://www.openwall.com/lists/oss-security/2026/04/09/21

ADVISORY

https://lists.apache.org/thread/ghct3b6o74bp2vm7q875s1zh0dqrz3h0

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-25854