6.5

CVE-2026-75880

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

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apache ≫ Artemis Version >= 1.0.0 < 2.44.0
Apache ≫ Artemis Version >= 2.50.0 < 2.57.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.29% 0.212
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-1333 Inefficient Regular Expression Complexity

The product uses a regular expression with a worst-case computational complexity that is inefficient and possibly exponential.

https://lists.apache.org/thread/db34g9qoxd8p08086cr95683fkb8wm5r
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http://www.openwall.com/lists/oss-security/2026/09/10/7
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