Insufficiently protected credentials in Apache ActiveMQ Artemis and Apache Artemis - CVE-2026-49364
Published: September 10, 2026
Vulnerability identifier: #VU148870
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-49364
CWE-ID: CWE-522
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose cluster administrative credentials.
The vulnerability exists due to insufficiently protected credentials in the initial cluster connection handshake when using discovery to connect to a cluster peer. A remote attacker can leverage discovery to capture cluster administrative credentials.
Affected software
Apache ActiveMQ Artemis
Apache Artemis
Apache Artemis
How to mitigate CVE-2026-49364
Install security update from vendor's website.
Apache Artemis - update to 2.57.0