Vulnerability Details CVE-2026-49434
Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All.
An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used to fetch an attacker URL and spawn a second BrokerService inside the same JVM.
This issue affects Apache ActiveMQ Broker: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ All: before 5.19.8, from 6.0.0 before 6.2.7.
Users are recommended to upgrade to version 6.2.7 or 5.19.8, which fixes the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 47.1%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-49434
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cpe:2.3:a:apache:activemq:-
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cpe:2.3:a:apache:activemq:4.0
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cpe:2.3:a:apache:activemq:4.0.1
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cpe:2.3:a:apache:activemq:4.0.2
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cpe:2.3:a:apache:activemq:4.1.0
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cpe:2.3:a:apache:activemq:4.1.1
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cpe:2.3:a:apache:activemq:4.1.2
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cpe:2.3:a:apache:activemq:5.0.0
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cpe:2.3:a:apache:activemq:5.1.0
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cpe:2.3:a:apache:activemq:5.10.0
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cpe:2.3:a:apache:activemq:5.10.1
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cpe:2.3:a:apache:activemq:5.10.2
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cpe:2.3:a:apache:activemq:5.11.0
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cpe:2.3:a:apache:activemq:5.11.1
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cpe:2.3:a:apache:activemq:5.11.2
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cpe:2.3:a:apache:activemq:5.11.3
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cpe:2.3:a:apache:activemq:5.12.0
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cpe:2.3:a:apache:activemq:5.12.1
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cpe:2.3:a:apache:activemq:5.12.2
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cpe:2.3:a:apache:activemq:5.12.3
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cpe:2.3:a:apache:activemq:5.13.0
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cpe:2.3:a:apache:activemq:5.13.1
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cpe:2.3:a:apache:activemq:5.13.2
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cpe:2.3:a:apache:activemq:5.13.3
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cpe:2.3:a:apache:activemq:5.13.4
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cpe:2.3:a:apache:activemq:5.13.5
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cpe:2.3:a:apache:activemq:5.14.0
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cpe:2.3:a:apache:activemq:5.14.1
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cpe:2.3:a:apache:activemq:5.14.2
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cpe:2.3:a:apache:activemq:5.14.3
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cpe:2.3:a:apache:activemq:5.14.4
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cpe:2.3:a:apache:activemq:5.14.5
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cpe:2.3:a:apache:activemq:5.15.0
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cpe:2.3:a:apache:activemq:5.15.1
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cpe:2.3:a:apache:activemq:5.15.10
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cpe:2.3:a:apache:activemq:5.15.11
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cpe:2.3:a:apache:activemq:5.15.12
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cpe:2.3:a:apache:activemq:5.15.13
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cpe:2.3:a:apache:activemq:5.15.14
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cpe:2.3:a:apache:activemq:5.15.15
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cpe:2.3:a:apache:activemq:5.15.16
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cpe:2.3:a:apache:activemq:5.15.2
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cpe:2.3:a:apache:activemq:5.15.3
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cpe:2.3:a:apache:activemq:5.15.4
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cpe:2.3:a:apache:activemq:5.15.5
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cpe:2.3:a:apache:activemq:5.15.6
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cpe:2.3:a:apache:activemq:5.15.7
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cpe:2.3:a:apache:activemq:5.15.8
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cpe:2.3:a:apache:activemq:5.15.9
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cpe:2.3:a:apache:activemq:5.16.0
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cpe:2.3:a:apache:activemq:5.16.1
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cpe:2.3:a:apache:activemq:5.16.2
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cpe:2.3:a:apache:activemq:5.16.3
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cpe:2.3:a:apache:activemq:5.16.4
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cpe:2.3:a:apache:activemq:5.16.5
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cpe:2.3:a:apache:activemq:5.16.6
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cpe:2.3:a:apache:activemq:5.16.7
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cpe:2.3:a:apache:activemq:5.16.8
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cpe:2.3:a:apache:activemq:5.17.0
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cpe:2.3:a:apache:activemq:5.17.1
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cpe:2.3:a:apache:activemq:5.17.2
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cpe:2.3:a:apache:activemq:5.17.3
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cpe:2.3:a:apache:activemq:5.17.4
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cpe:2.3:a:apache:activemq:5.17.5
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cpe:2.3:a:apache:activemq:5.17.6
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cpe:2.3:a:apache:activemq:5.17.7
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cpe:2.3:a:apache:activemq:5.18.0
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cpe:2.3:a:apache:activemq:5.18.1
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cpe:2.3:a:apache:activemq:5.18.2
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cpe:2.3:a:apache:activemq:5.18.3
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cpe:2.3:a:apache:activemq:5.18.4
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cpe:2.3:a:apache:activemq:5.18.5
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cpe:2.3:a:apache:activemq:5.18.6
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cpe:2.3:a:apache:activemq:5.18.7
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cpe:2.3:a:apache:activemq:5.19.0
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cpe:2.3:a:apache:activemq:5.19.2
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cpe:2.3:a:apache:activemq:5.19.3
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cpe:2.3:a:apache:activemq:5.19.4
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cpe:2.3:a:apache:activemq:5.19.6
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cpe:2.3:a:apache:activemq:5.19.7
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cpe:2.3:a:apache:activemq:5.2.0
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cpe:2.3:a:apache:activemq:5.3.0
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cpe:2.3:a:apache:activemq:5.3.1
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cpe:2.3:a:apache:activemq:5.3.2
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cpe:2.3:a:apache:activemq:5.4.0
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cpe:2.3:a:apache:activemq:5.4.1
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cpe:2.3:a:apache:activemq:5.4.2
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cpe:2.3:a:apache:activemq:5.4.3
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cpe:2.3:a:apache:activemq:5.5.0
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cpe:2.3:a:apache:activemq:5.5.1
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cpe:2.3:a:apache:activemq:5.6.0
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cpe:2.3:a:apache:activemq:5.7.0
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cpe:2.3:a:apache:activemq:5.8.0
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cpe:2.3:a:apache:activemq:5.9.0
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cpe:2.3:a:apache:activemq:5.9.1
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cpe:2.3:a:apache:activemq:6.0.0
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cpe:2.3:a:apache:activemq:6.0.1
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cpe:2.3:a:apache:activemq:6.1.0
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cpe:2.3:a:apache:activemq:6.1.1
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cpe:2.3:a:apache:activemq:6.1.2
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cpe:2.3:a:apache:activemq:6.1.3
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cpe:2.3:a:apache:activemq:6.1.4
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cpe:2.3:a:apache:activemq:6.1.5
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cpe:2.3:a:apache:activemq:6.1.6
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cpe:2.3:a:apache:activemq:6.1.7
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cpe:2.3:a:apache:activemq:6.1.8
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cpe:2.3:a:apache:activemq:6.1.9
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cpe:2.3:a:apache:activemq:6.2.0
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cpe:2.3:a:apache:activemq:6.2.2
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cpe:2.3:a:apache:activemq:6.2.3
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cpe:2.3:a:apache:activemq:6.2.4
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cpe:2.3:a:apache:activemq:6.2.5
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cpe:2.3:a:apache:activemq:6.2.6
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cpe:2.3:a:apache:activemq_broker:5.19.3
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cpe:2.3:a:apache:activemq_broker:5.19.4
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cpe:2.3:a:apache:activemq_broker:5.19.6
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cpe:2.3:a:apache:activemq_broker:5.19.7
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cpe:2.3:a:apache:activemq_broker:6.0.0
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cpe:2.3:a:apache:activemq_broker:6.2.2
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cpe:2.3:a:apache:activemq_broker:6.2.3
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cpe:2.3:a:apache:activemq_broker:6.2.5
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cpe:2.3:a:apache:activemq_broker:6.2.6