CVE-2026-86243

NONE
Updated Sep 23, 2026
Apache
Parameter Value
Affected Versions 2.0.0 — 2.0.15
Fixed In 1.3.9
Type CWE-126
Vendor Apache
Public PoC No

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected.

Users are recommended to upgrade to version 1.3.9 or 2.0.16, which fix the issue.

Weakness Type (CWE)