Artemis-core-client: unsafe reflection in apache activemq artemis federation message deserialization
Apache ActiveMQ Artemis before 2.34.0 contains an unsafe reflection vulnerability in FederationStreamConnectMessage.getFederationPolicy(). The method calls Class.forName(clazz).getConstructor().newInstance() where clazz is read directly from the CORE protocol wire buffer without type validation. An authenticated federa…
Severity high: primary CNA CVSS 8.2 v3.1 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-09-28T12:44:28.269Z. Updated 2026-10-20T16:59:57.654Z.