What is GHSA-2jc4-fc4x-rj9r?

GHSA-2jc4-fc4x-rj9r is a security advisory published by GitHub Security Advisories with High severity. IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS,...

Which CVE IDs does GHSA-2jc4-fc4x-rj9r cover?

GHSA-2jc4-fc4x-rj9r covers the following CVE IDs: CVE-2026-11728. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-2jc4-fc4x-rj9r?

GHSA-2jc4-fc4x-rj9r has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-2jc4-fc4x-rj9rHighCVSS 8.1

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS,...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-11728 →

📋 Description

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow a remote attacker to cause a denial of service or potentially execute arbitrary code in the client due to a heap buffer overflow when receiving messages from a malicious queue manager or through a man-in-the-middle attack.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-11728
https://www.ibm.com/support/pages/node/7284943
https://github.com/advisories/GHSA-2jc4-fc4x-rj9r