{"schema_version":"1.7.5","id":"BIT-activemq-2026-49270","published":"2026-06-05T05:38:20.826Z","modified":"2026-07-09T21:26:21.505004635Z","aliases":["CVE-2026-49270","GHSA-hf52-78x8-6w3w"],"summary":"Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: Durable Subscription Disclosure via Crafted BrokerInfo (OpenWire)","details":"Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All.\n\nBrokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all durable topic subscriptions in the broker, including client identifiers, subscription names, topic destinations, and JMS selector expressions, by sending a BrokerInfo command. The broker incorrectly responds without first ensuring the connection is authenticated.\nThis issue affects Apache ActiveMQ Broker: before 5.19.7, from 6.0.0 before 6.2.6; Apache ActiveMQ: before 5.19.7, from 6.0.0 before 6.2.6; Apache ActiveMQ All: before 5.19.7, from 6.0.0 before 6.2.6.\n\nUsers are recommended to upgrade to version 6.2.6 or 5.19.7, which fixes the issue.","affected":[{"package":{"name":"activemq","ecosystem":"Bitnami","purl":"pkg:bitnami/activemq"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.19.7"},{"introduced":"6.0.0"},{"fixed":"6.2.6"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/activemq/BIT-activemq-2026-49270.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}],"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/05/31/22"},{"type":"WEB","url":"https://lists.apache.org/thread/k3233c1x506z3w7x4z0dqvd86d4v2fr2"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49270"}],"database_specific":{"cpes":["cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:*"],"severity":"Medium"}}