{"id":"CVE-2026-74761","state":"PUBLISHED","title":"Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Spoofing of RemoveSubscription clientId","description":"Improper input validation in TopicRegion in Apache ActiveMQ, Apache ActiveMQ Broker, and Apache ActiveMQ All on all platforms.\n\n\n\n\nAn authenticated client can spoof clientId when removing a durable topic subscription.\n\n\n\nThis issue affects Apache ActiveMQ Broker: before 5.19.11, from 6.0.0 before 6.3.2; Apache ActiveMQ All: before 5.19.11, from 6.0.0 before 6.3.2; Apache ActiveMQ: before 5.19.11, from 6.0.0 before 6.3.2.\n\n\n\nUsers are recommended to upgrade to version 6.3.2 or 5.19.11 which fixes the issue.","publishedAt":"2026-09-09T11:10:16.065Z","updatedAt":"2026-09-10T18:00:51.191Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache ActiveMQ Broker","Apache Software Foundation Apache ActiveMQ All","Apache Software Foundation Apache ActiveMQ"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache ActiveMQ Broker","packageName":"org.apache.activemq:activemq-broker","defaultStatus":"unaffected","versions":[{"version":"6.0.0","status":"affected","lessThan":"6.3.2","versionType":"semver"},{"version":"0","status":"affected","lessThan":"5.19.11","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"},{"vendor":"Apache Software Foundation","product":"Apache ActiveMQ All","packageName":"org.apache.activemq:activemq-all","defaultStatus":"unaffected","versions":[{"version":"6.0.0","status":"affected","lessThan":"6.3.2","versionType":"semver"},{"version":"0","status":"affected","lessThan":"5.19.11","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"},{"vendor":"Apache Software Foundation","product":"Apache ActiveMQ","packageName":"org.apache.activemq:apache-activemq","defaultStatus":"unaffected","versions":[{"version":"6.0.0","status":"affected","lessThan":"6.3.2","versionType":"semver"},{"version":"0","status":"affected","lessThan":"5.19.11","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":["https://lists.apache.org/thread/n9md06jo7ccqmj2mntx4kpcl2d5xqntz","http://www.openwall.com/lists/oss-security/2026/09/08/12"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/74xxx/CVE-2026-74761.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74761","state":"PUBLISHED","datePublished":"2026-09-09T11:10:16.065Z","dateUpdated":"2026-09-10T18:00:51.191Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-08-15T13:53:34.221Z"},"containers":{"cna":{"title":"Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Spoofing of RemoveSubscription clientId","descriptions":[{"lang":"en","value":"Improper input validation in TopicRegion in Apache ActiveMQ, Apache ActiveMQ Broker, and Apache ActiveMQ All on all platforms.\n\n\n\n\nAn authenticated client can spoof clientId when removing a durable topic subscription.\n\n\n\nThis issue affects Apache ActiveMQ Broker: before 5.19.11, from 6.0.0 before 6.3.2; 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