CVE-2016-4978: Apache Artemis

High severity, CVSS 7.2. EPSS: 6.9% chance of exploitation in the next 30 days.

The getObject method of the javax.jms.ObjectMessage class in the (1) JMS Core client, (2) Artemis broker, and (3) Artemis REST component in Apache ActiveMQ Artemis before 1.4.0 might allow remote authenticated users with permission to send messages to the Artemis broker to deserialize arbitrary objects and execute arbitrary code by leveraging gadget classes being present on the Artemis classpath.

Affected products

• Apache Artemis: before 1.4.0 (fixed in 1.4.0)
• Red Hat JBoss Enterprise Application Platform: version 6.0.0 only; version 6.4.0 only; version 7.0.0 only; version 7.1.0 only

Published 2016-09-27. Last modified 2026-06-17.