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certfr-2026-avi-1218 — De multiples vulnérabilités ont été découvertes dans Apache Tomcat. Certaines d'entre elles permettent à un attaquant d…

2026-09-29T20:48:08.538779+00:00

certfr-2026-avi-1218

fkie_cve-2026-86350

2026-09-29T20:48:08.538904+00:00

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.

GHSA-6ff5-mwrj-376m

2026-09-29T20:48:08.538981+00:00

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.

openSUSE-SU-2026:11906-1 — tomcat-9.0.122-1.1 on GA media

2026-09-29T20:48:08.539020+00:00

tomcat-9.0.122-1.1 on GA media

RHSA-2026:68257 — Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

2026-09-29T20:48:08.539091+00:00

tomcat: Apache Tomcat: Denial of Service due to uncontrolled resource allocation tomcat: Apache Tomcat: Improper Authentication due to principal lookup failure tomcat: Apache Tomcat: TLS implementations ignore Certificate Revocation Lists tomcat: Apache Tomcat: Cross-context authentication mix-up via Jakarta Authentication misconfiguration tomcat: Apache Tomcat: Authentication Bypass in WebSocket Endpoints tomcat: Apache Tomcat: Request smuggling vulnerability can lead to denial of service tomcat: Apache Tomcat: Denial of Service via busy wait during WebSocket close tomcat: Apache Tomcat: Denial of Service via AJP request tomcat: Apache Tomcat: Denial of Service via malformed HTTP/2 request tomcat: Apache Tomcat: Denial of Service due to lost asynchronous WebSocket write timeouts tomcat: Apache Tomcat: HTTP/2 request smuggling due to header mix-up tomcat: Apache Tomcat: WebSocket message smuggling via improper length handling

UBUNTU-CVE-2026-86350

2026-09-29T20:48:08.539148+00:00

Affected: Ubuntu:Pro:14.04:LTS: tomcat6, Ubuntu:Pro:14.04:LTS: tomcat7, Ubuntu:Pro:16.04:LTS: tomcat8, Ubuntu:Pro:16.04:LTS: tomcat7, Ubuntu:Pro:18.04:LTS: tomcat8, Ubuntu:Pro:18.04:LTS: tomcat9, Ubuntu:Pro:20.04:LTS: tomcat9, Ubuntu:Pro:22.04:LTS: tomcat9, Ubuntu:24.04:LTS: tomcat10, Ubuntu:24.04:LTS: tomcat9 and 3 more

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.