What is GHSA-w68h-fc49-cmrg?

GHSA-w68h-fc49-cmrg is a security advisory published by GitHub Security Advisories with High severity. Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a...

Which CVE IDs does GHSA-w68h-fc49-cmrg cover?

GHSA-w68h-fc49-cmrg covers the following CVE IDs: CVE-2026-86243. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-w68h-fc49-cmrg?

GHSA-w68h-fc49-cmrg has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-w68h-fc49-cmrgHighCVSS 7.5

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a...

Vendor

GitHub Security Advisories

Published

September 23, 2026

Last Modified

September 23, 2026

🔗 CVE IDs covered (1)

CVE-2026-86243 →

📋 Description

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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-86243
https://lists.apache.org/thread/8p4jf02w54m22x0cwpq2x53w3ov8o557
http://www.openwall.com/lists/oss-security/2026/09/23/31
https://github.com/advisories/GHSA-w68h-fc49-cmrg