Description

An issue in EMQ NanoMQ v.0.24.9 allows a remote attacker to cause a denial of service via the nni_qos_db_set function in broker_tcp.c component

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References

Other References

https://github.com/MoXie25/NanoMQ-Memory-Leak-Research.git https://github.com/MoXie25/NanoMQ-Memory-Leak-Research/blob/main/README.md

Frequently Asked Questions

What is CVE-2026-36590? +

An issue in EMQ NanoMQ v.0.24.9 allows a remote attacker to cause a denial of service via the nni_qos_db_set function in broker_tcp.c component

How do I check if I'm vulnerable to CVE-2026-36590? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.