{"cve":{"cve_id":"CVE-2026-49270","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00328,"epss_percentile":0.24469,"epss_as_of":"2026-06-23","description":"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.","published_at":"2026-06-01T07:19:34.391000Z","last_modified_at":null,"cvss_v3_score":5.9,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-1230"],"nvd_references":["https://lists.apache.org/thread/k3233c1x506z3w7x4z0dqvd86d4v2fr2"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:30:45.962068Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"H","value_label":"High"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq","product_name":"Apache ActiveMQ","version_start":"5.14.0","version_start_inclusive":true,"version_end":"5.19.7","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq:5.14.0:5.19.7"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq","product_name":"Apache ActiveMQ","version_start":"6.0.0","version_start_inclusive":true,"version_end":"6.2.6","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq:6.0.0:6.2.6"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq-all","product_name":"Apache ActiveMQ All","version_start":"5.14.0","version_start_inclusive":true,"version_end":"5.19.7","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-all:5.14.0:5.19.7"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq-all","product_name":"Apache ActiveMQ All","version_start":"6.0.0","version_start_inclusive":true,"version_end":"6.2.6","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-all:6.0.0:6.2.6"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq-broker","product_name":"Apache ActiveMQ Broker","version_start":"5.14.0","version_start_inclusive":true,"version_end":"5.19.7","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-broker:5.14.0:5.19.7"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq-broker","product_name":"Apache ActiveMQ Broker","version_start":"6.0.0","version_start_inclusive":true,"version_end":"6.2.6","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-broker:6.0.0:6.2.6"}],"exploit_refs":[],"news":[],"references":[{"url":"https://lists.apache.org/thread/k3233c1x506z3w7x4z0dqvd86d4v2fr2","source_type":"MAILING_LIST","tags":["mailing-list"]}],"timeline":[{"type":"published","at":"2026-06-01T07:19:34.391000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:55:10.688071Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:55:10.688071Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:55:10.688071Z","label":"CVSS score revised","source":"cvelistv5"}]}