CVE-2026-101356

Incorrect object recycling and re-use vulnerability in Apache Tomcat affecting HTTP/2 processing of asynchronous servlets can trigger request and/or response mix-up between users. This issue affects Apache Tomcat: from 11.0.22 through 11.0.26, from 10.1.55 through 10.1.60, from 9.0.118 through...

CVE-2026-101356 Apache Tomcat: HTTP/2 request/response mix-up after error during async processing

Incorrect object recycling and re-use vulnerability in Apache Tomcat affecting HTTP/2 processing of asynchronous servlets can trigger request and/or response mix-up between users. This issue affects Apache Tomcat: from 11.0.22 through 11.0.26, from 10.1.55 through 10.1.60, from 9.0.118 through...

CVE-2026-101356

Apache Tomcat is vulnerable to an incorrect object recycling and re-use flaw affecting HTTP/2 processing of asynchronous servlets . This vulnerability can trigger a request and/or response mix-up between different users. The issue impacts versions 11.0.22 through 11.0.26 , 10.1.55 through 10.1.60...

EUVD-2026-105011

Incorrect object recycling and re-use vulnerability in Apache Tomcat affecting HTTP/2 processing of asynchronous servlets can trigger request and/or response mix-up between users. This issue affects Apache Tomcat: from 11.0.22 through 11.0.26, from 10.1.55 through 10.1.60, from 9.0.118 through...

Fixed in Apache Tomcat 9.0.123

Important: HTTP/2 request/response mix-up after error during async processing CVE-2026-101356 Incorrect object recycling and re-use affecting HTTP/2 processing of asynchronous servlets can trigger request and/or response mix-up between users. This was fixed with commit 4b1eb9a1. This issue was...