CVE-2026-40466
Improper Input Validation, Improper Control of Generation of Code ('Code Injection')…
Technology
Apache ActiveMQ
CVSS Score
8.8 / 10.0
Affected Versions
<5.19.6; >=6.0.0 <6.2.5
Upstream Fix
See upstream advisory
Published
April 24, 2026
OSSeva Coverage
Fixed upstream
Description
Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. An authenticated attacker may bypass the fix in CVE-2026-34197 by adding a connector using an HTTP Discovery transport via BrokerView.addNetworkConnector or BrokerView.addConnector through Jolokia if the activemq-http module is on the classpath. A malicious HTTP endpoint can return a VM transport through the HTTP URI which will bypass the validation added in CVE-2026-34197. The attacker can then use the VM transport's brokerConfig parameter to load a remote Spring XML application c
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