CVE-2026-101356

NONE
Updated Oct 20, 2026
Apache Software Foundation
Parameter Value
Affected Versions 11.0.22 — 11.0.26
Fixed In 11.0.27
Vendor Apache Software Foundation
Public PoC No

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 9.0.122. Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fixes the issue.

Vulnerable Products

apache software foundation:apache tomcat