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CVE-2026-75880

Apache Artemis, Apache ActiveMQ Artemis: Message selector wildcard handling could lead to denial of service

cve-program · severity unknownCVSS unknownCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-75880

Published

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.

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Affected versions, risk and source history

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CVE-2026-75880 · CVE overview and exploitation status

cve-program · CVE-2026-75880

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