CVE-2026-49362

Apache Artemis, Apache ActiveMQ Artemis: Missing Authentication in CORE Protocol Handler Allows Unauthorized Queue Creation

State: Published
Severity: 7.5 High
Published: Sep 10, 2026
Updated: Sep 10, 2026
Reserved: May 29, 2026

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Description

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-306 Missing authentication for critical function

Affected Products

Product	Versions
Apache ArtemisApache Software Foundation	2.50.0 through 2.56.0Affected
Apache ActiveMQ ArtemisApache Software Foundation	1.0.0 through 2.44.0Affected

References

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