{"id":"CVE-2026-75880","aliases":["CLSA-2026-1793195078","CLSA-2026-1794240721","EUVD-2026-75244","GHSA-c9m2-388v-p4rq"],"status":"published","title":"Apache Artemis, Apache ActiveMQ Artemis: Message selector wildcard handling could lead to denial of service","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.\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes this issue.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00653,"percentile":0.51612,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1333"],"published":"2026-09-10T04:36:08Z","modified":"2026-11-09T19:15:14Z","affected":[{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-core-client","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.37.0"},{"fixed":"2.37.0-tuxcare.3"}]}],"versions":["2.37.0","2.37.0-tuxcare.1","2.37.0-tuxcare.2"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-jakarta-openwire-protocol","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.37.0"},{"fixed":"2.37.0-tuxcare.3"}]}],"versions":["2.37.0","2.37.0-tuxcare.1","2.37.0-tuxcare.2"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-openwire-protocol","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.37.0"},{"fixed":"2.37.0-tuxcare.3"}]}],"versions":["2.37.0","2.37.0-tuxcare.1","2.37.0-tuxcare.2"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-selector","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.37.0"},{"fixed":"2.37.0-tuxcare.3"}]}],"versions":["2.37.0","2.37.0-tuxcare.1","2.37.0-tuxcare.2"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.37.0"},{"fixed":"2.37.0-tuxcare.3"}]}],"versions":["2.37.0","2.37.0-tuxcare.1","2.37.0-tuxcare.2"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-core-client","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.40.0"},{"fixed":"2.40.0-tuxcare.4"}]}],"versions":["2.40.0","2.40.0-tuxcare.1","2.40.0-tuxcare.2","2.40.0-tuxcare.3"],"bundled":6},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-jakarta-openwire-protocol","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.40.0"},{"fixed":"2.40.0-tuxcare.4"}]}],"versions":["2.40.0","2.40.0-tuxcare.1","2.40.0-tuxcare.2","2.40.0-tuxcare.3"],"bundled":6},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-openwire-protocol","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.40.0"},{"fixed":"2.40.0-tuxcare.4"}]}],"versions":["2.40.0","2.40.0-tuxcare.1","2.40.0-tuxcare.2","2.40.0-tuxcare.3"],"bundled":6},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-selector","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.40.0"},{"fixed":"2.40.0-tuxcare.4"}]}],"versions":["2.40.0","2.40.0-tuxcare.1","2.40.0-tuxcare.2","2.40.0-tuxcare.3"],"bundled":6},{"source":"osv","ecosystem":"TuxCare:Maven","package":"org.apache.activemq:artemis-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.40.0"},{"fixed":"2.40.0-tuxcare.4"}]}],"versions":["2.40.0","2.40.0-tuxcare.1","2.40.0-tuxcare.2","2.40.0-tuxcare.3"],"bundled":6}],"products":[{"vendor":"apache","product":"artemis"},{"vendor":"apache software foundation","product":"apache activemq artemis"},{"vendor":"apache software foundation","product":"apache artemis"}],"references":[{"url":"https://lists.apache.org/thread/db34g9qoxd8p08086cr95683fkb8wm5r","tags":["vendor-advisory","Mailing List","Vendor Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/09/10/7","tags":["Mailing List","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-75880","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-c9m2-388v-p4rq"},{"url":"https://repo.maven.apache.org/maven2","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/75xxx/CVE-2026-75880.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-75880","title":"Apache Artemis, Apache ActiveMQ Artemis: Message selector wildcard handling could lead to denial of service","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.\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes this issue.","status":"published","published":"2026-09-10T04:36:08.059Z","modified":"2026-09-18T14:37:28.641Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:20:07.609948Z"}],"euvd":[{"id":"EUVD-2026-75244","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.\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes this issue.","status":"published","published":"2026-09-10T04:36:08Z","modified":"2026-09-18T14:37:28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T17:28:08.898956Z"}],"ghsa":[{"id":"GHSA-c9m2-388v-p4rq","title":"An authenticated client could attach a consumer with a selector containing crafted wildcard usage...","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.\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes this issue.","status":"published","published":"2026-09-10T06:31:45Z","modified":"2026-09-25T05:14:29Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T15:12:24.174061Z"}],"nvd":[{"id":"CVE-2026-75880","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.\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes this issue.","status":"published","published":"2026-09-10T05:17:01.673Z","modified":"2026-09-18T15:17:11.787Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:12:45.93749Z"}],"osv":[{"id":"CVE-2026-75880","title":"Apache Artemis, Apache ActiveMQ Artemis: Message selector wildcard handling could lead to denial of service","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.\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes this issue.","status":"published","published":"2026-09-10T04:36:08.059Z","modified":"2026-10-28T02:30:57.829147585Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T15:45:17.102988Z"},{"id":"CLSA-2026-1793195078","title":"TuxCare security update for org.apache.activemq (5 CVEs)","description":"TuxCare rebuilt 5 org.apache.activemq packages to address 5 CVEs. Fixed in 2.37.0-tuxcare.3.","status":"published","published":"2026-10-28T13:44:38Z","modified":"2026-11-02T19:46:32.933383034Z","updated_at":"2026-11-02T20:28:42.34712Z"},{"id":"CLSA-2026-1794240721","title":"TuxCare security update for org.apache.activemq (6 CVEs)","description":"TuxCare rebuilt 5 org.apache.activemq packages to address 6 CVEs. Fixed in 2.40.0-tuxcare.4.","status":"published","published":"2026-11-09T17:12:02Z","modified":"2026-11-09T19:15:14.559386238Z","updated_at":"2026-11-09T19:38:09.278998Z"}]}}