Security Bulletin: IBM MQ Java messaging is vulnerable to remote code execution (CVE-2026-13293)

Summary IBM MQ has addressed a bypass of the Java deserialization allowlist in the IBM MQ JMS client that could allow a remote authenticated attacker to execute arbitrary code on a system consuming JMS ObjectMessages Vulnerability Details CVEID:CVE-2026-13293 DESCRIPTION: IBM MQ could allow a...

Deserialization of Untrusted Data

Overview Affected versions of this package are vulnerable to Deserialization of Untrusted Data in the JmsBinding.extractBodyFromJms process when handling JMS ObjectMessages with the mapJmsMessage option enabled. An attacker can inject arbitrary Exchange state by publishing a crafted ObjectMessage...

CVE-2016-6194

ObjectMessages in JMS can be used to transfer arbitrary Java objects which are then deserialized before or at the time of being passed on to message listeners...