{"id":"BIT-activemq-2026-74761","summary":"Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Spoofing of RemoveSubscription clientId","details":"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.","aliases":["CVE-2026-74761"],"modified":"2026-09-19T09:15:03.149088411Z","published":"2026-09-17T11:36:52.283Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:apache:activemq:*:*:*:*:*:maven:*:*"]},"references":[{"type":"DISCUSSION","url":"http://www.openwall.com/lists/oss-security/2026/09/08/12"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/n9md06jo7ccqmj2mntx4kpcl2d5xqntz"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74761"}],"affected":[{"package":{"name":"activemq","ecosystem":"Bitnami","purl":"pkg:bitnami/activemq"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.19.11"},{"introduced":"6.0.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/activemq/BIT-activemq-2026-74761.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}],"schema_version":"1.9.0"}