Missing Authentication for Critical Function in Apache ActiveMQ Artemis and Apache Artemis - CVE-2026-49362
Published: September 10, 2026
Vulnerability identifier: #VU148868
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-49362
CWE-ID: CWE-306
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to manipulate broker state and cause a denial of service.
The vulnerability exists due to missing authentication in the CORE protocol handler when processing CORE protocol requests. A remote attacker can create arbitrary durable queues to manipulate broker state and cause a denial of service.
Affected software
Apache ActiveMQ Artemis
Apache Artemis
Apache Artemis
How to mitigate CVE-2026-49362
Install security update from vendor's website.
Apache Artemis - update to 2.57.0