Apache ActiveMQ < 5.19.2 / 6.0.x < 6.1.9 / 6.2.0 MQTT Control Packet Validation Vulnerability (CVE-2025-66168)

The version of Apache ActiveMQ running on the remote host is prior to 5.19.2, 6.0.x prior to 6.1.9, or 6.2.0. It is, therefore, affected by a vulnerability: - Apache ActiveMQ does not properly validate the remaining length field in MQTT control packets which may lead to an integer overflow during...

CVE-2025-66168

Apache ActiveMQ does not properly validate the remaining length field which may lead to an overflow during the decoding of malformed packets. When this integer overflow occurs, ActiveMQ may incorrectly compute the total Remaining Length and subsequently misinterpret the payload as multiple MQTT...