CVE-2026-22040 - NanoMQ 0.24.6 Use-After-Free Leading to Heap Corruption and Broker Crash

CVE ID : CVE-2026-22040 Published : March 4, 2026, 10:16 p.m. | 32 minutes ago Description : NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In version 0.24.6, by generating a combined traffic pattern of high-frequency publishes and rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter, it is possible to reliably trigger heap memory corruption in the Broker process, causing it to exit immediately with SIGABRT due to free(): invalid pointer. As of time of publication, no known patched versions are available. Severity: 5.3 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...