Severity: low
Affected versions:
- Apache Tomcat 11.0.0-M23 through 11.0.26
- Apache Tomcat 10.1.27 through 10.1.60
- Apache Tomcat 9.0.92 through 9.0.122
Description:
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer
information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from
10.1.27 through 10.1.60, from 9.0.92 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.
Credit:
Wentao He (finder)
References:
https://lists.apache.org/thread.html/dnmm9l3byytg3l66nk1jrqfrl7jty7n1
https://tomcat.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-88041
