CVE-2026-49362: Apache Artemis

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

An unauthenticated remote attacker can create arbitrary durable queues via the CORE protocol, leading to unauthorized broker state manipulation and potential denial of service. 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.

Affected products

• Apache Artemis: from 1.0.0, before 2.44.0 (fixed in 2.44.0); from 2.50.0, before 2.57.0 (fixed in 2.57.0)

Published 2026-09-10. Last modified 2026-09-16.