Inconsistent interpretation of HTTP/2 requests ('HTTP Request/Response smuggling') vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up.
This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from 9.0.118 through 9.0.121.
Users are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.
CVE-2026-86350
NONE
Updated Sep 23, 2026
Apache
CVE Details
CVE ID
CVE-2026-86350
Published Date
Sep 23, 2026
Vendor
Apache
Severity
NONE
Impact
Minimal impact
Source
View Advisory