Vulnerability Description
NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. Prior to version 0.22.5, a Heap-Use-After-Free (UAF) vulnerability exists in the TCP transport component of NanoMQ, which relies on the underlying NanoNNG library (specifically in src/sp/transport/mqtt/broker_tcp.c). The vulnerability is due to improper resource management and premature cleanup of message and pipe structures under specific malformed MQTTV5 retain message traffic conditions. This issue has been patched in version 0.22.5.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2025-65953?
CVE-2025-65953 is a documented vulnerability. NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. Prior to version 0.22.5, a Heap-Use-After-Free (UAF) vulnerability exists in the TCP transport component of NanoMQ, which relies o...
How severe is CVE-2025-65953?
CVSS scoring is not yet available for CVE-2025-65953. Check NVD for updates.
Is there a patch for CVE-2025-65953?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.