PT-2026-89274 · Apache · Apache Activemq Artemis+1

Mike Read

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CVE-2026-75880

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Published

2026-09-10

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Updated

2026-09-10

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
An authenticated client could attach a consumer with a selector containing crafted wildcard usage that results in excessive evaluation during message delivery attempts, occupying a shared broker thread and leading to 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 this issue.

Fix

DoS

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Weakness Enumeration

CWE-1333

Related Identifiers

CVE-2026-75880

Affected Products

Apache Activemq Artemis
Apache Artemis