What is GHSA-fjwp-v5xg-5q39?

GHSA-fjwp-v5xg-5q39 is a security advisory published by GitHub Security Advisories with Critical severity. An unauthenticated network-adjacent attacker can leverage discovery to capture cluster...

Which CVE IDs does GHSA-fjwp-v5xg-5q39 cover?

GHSA-fjwp-v5xg-5q39 covers the following CVE IDs: CVE-2026-49364. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-fjwp-v5xg-5q39?

GHSA-fjwp-v5xg-5q39 has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-fjwp-v5xg-5q39CriticalCVSS 9.1

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster...

Vendor

GitHub Security Advisories

Published

September 10, 2026

Last Modified

September 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-49364 →

📋 Description

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake.

This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.

Users are recommended to upgrade to version 2.57.0, which fixes the issue.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-49364
https://lists.apache.org/thread/4qbgcz3k38q30bfbf7hphtomrdc8l8n8
http://www.openwall.com/lists/oss-security/2026/09/10/3
https://github.com/advisories/GHSA-fjwp-v5xg-5q39