{"cve":{"cve_id":"CVE-2026-34197","is_kev":true,"kev_date_added":"2026-04-16","kev_vendor_project":"Apache","kev_product":"ActiveMQ","kev_vulnerability_name":"Apache ActiveMQ Improper Input Validation Vulnerability","kev_short_description":"Apache ActiveMQ contains an improper input validation vulnerability that allows for code injection.","kev_required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","kev_due_date":"2026-04-30","kev_known_ransomware":false,"kev_notes":"https://activemq.apache.org/security-advisories.data/CVE-2026-34197-announcement.txt ; https://nvd.nist.gov/vuln/detail/CVE-2026-34197","kev_cwes":["CWE-20","CWE-94"],"epss_score":0.9631,"epss_percentile":0.99872,"epss_as_of":"2026-06-23","description":"Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ.\n\nApache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default Jolokia access policy permits exec operations on all ActiveMQ MBeans (org.apache.activemq:*), including\nBrokerService.addNetworkConnector(String) and BrokerService.addConnector(String).\n\nAn authenticated attacker can invoke these operations with a crafted discovery URI that triggers the VM transport's brokerConfig parameter to load a remote Spring XML application context using ResourceXmlApplicationContext.\nBecause Spring's ResourceXmlApplicationContext instantiates all singleton beans before the BrokerService validates the configuration, arbitrary code execution occurs on the broker's JVM through bean factory methods such as Runtime.exec().\n\n\n\nThis issue affects Apache ActiveMQ Broker: before 5.19.4, from 6.0.0 before 6.2.3; Apache ActiveMQ All: before 5.19.4, from 6.0.0 before 6.2.3; Apache ActiveMQ: before 5.19.4, from 6.0.0 before 6.2.3.\n\n\n\nUsers are recommended to upgrade to version 5.19.4 or 6.2.3, which fixes the issue","published_at":"2026-04-07T07:50:10.958000Z","last_modified_at":null,"cvss_v3_score":8.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","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-20","CWE-94"],"nvd_references":["https://activemq.apache.org/security-advisories.data/CVE-2026-34197-announcement.txt"],"vuln_status":null,"trending_score":0.6181279250520478,"is_trending":true,"has_trended":true,"trended_number_one":false,"trending_peak_score":0.6181279250520478,"trending_peak_rank":12,"started_trending_at":"2026-06-29T02:30:27.366045Z","trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-29T02:30:27.550645Z"},"effective_severity":"HIGH","badges":["kev","poc","trending","epss"],"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":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"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":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"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":"0","version_start_inclusive":true,"version_end":"5.19.4","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq:0:5.19.4"},{"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":"6.2.3","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq:6.0.0:6.2.3"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq-all","product_name":"Apache ActiveMQ All","version_start":"0","version_start_inclusive":true,"version_end":"5.19.4","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-all:0:5.19.4"},{"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":"6.2.3","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-all:6.0.0:6.2.3"},{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-activemq-broker","product_name":"Apache ActiveMQ Broker","version_start":"0","version_start_inclusive":true,"version_end":"5.19.4","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-broker:0:5.19.4"},{"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":"6.2.3","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-activemq-broker:6.0.0:6.2.3"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-34197.yaml","title":"Apache ActiveMQ - Remote Code Execution","author":"DhiyaneshDk,horizon3","disclosed_at":null}],"news":[],"references":[{"url":"https://activemq.apache.org/security-advisories.data/CVE-2026-34197-announcement.txt","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2026-04-07T07:50:10.958000Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2026-04-16T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:53:20.032350Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:53:20.032350Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:53:20.032350Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"started_trending","at":"2026-06-29T02:30:27.366045Z","label":"Started trending","source":null}]}