A critical vulnerability in Apache ActiveMQ, a widely used open-source message broker, could allow threat actors to trigger Denial-of-Service (DoS) conditions by exploiting improper validation in the MQTT packet-handling process. Tracked as CVE-2025-66168, the flaw impacts multiple ActiveMQ components, including the core broker package, the All module, and the MQTT transport module. It was disclosed […] The post Apache ActiveMQ Vulnerability Allows Attackers to Trigger DoS Attacks with Malformed Packets appeared first on Cyber Security News.