EUVD-2026-46025

In nanomq versions 0.24.11 and earlier, a NULL pointer dereference in propertiesparse allows an authenticated attacker to crash the NanoMQ broker by sending a POST request to /api/v4/mqtt/publish with userproperties as a JSON array instead of a JSON object. The crash occurs because strlen is call...

CVE-2026-32134

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

EUVD-2026-17209

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In NanoMQ version 0.24.6, after enabling auth.httpauth HTTP authentication, when a client connects to the broker using MQTT CONNECT without providing username/password, and the configuration params uses the placeholders %u / %P...