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CVE-2026-75880 An authenticated client could attach a consumer with a selector containing crafted wildcard usage that results in…

Description

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.

Affected products and versions

Product Affected versions Fixed in
Apache Artemis 2.50 2.50.0 → 2.56.0 No fix stated
Apache ActiveMQ Artemis 1.0 1.0.0 → 2.44.0 No fix stated

References

Timeline

  1. Published
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