CVE-2026-49362: Apache Artemis, Apache ActiveMQ Artemis: Missing Authentication in CORE Protocol Handler Allows Unauthorized Queue Creation
CVE-2026-49362: unauthenticated attackers can create arbitrary durable queues in ActiveMQ Artemis via the CORE protocol, enabling denial of service.
A missing authentication check in the CORE protocol handler of Apache Artemis and Apache ActiveMQ Artemis, tracked as CVE-2026-49362, lets unauthenticated remote attackers create arbitrary durable queues. This enables unauthorized broker state manipulation and potential denial of service. Affected versions are artemis-server in Apache Artemis 2.50.0 through 2.56.0 and ActiveMQ Artemis 1.0.0 through 2.44.0. Apache rates the issue as important.
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