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Vulnerability record · CVE-2026-36590 · published 15 July 2026

CVE-2026-36590: Emqx nanomq uncontrolled resource consumption vulnerability

Emqx · Nanomq

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

7.5 CVSS 3.1 High EPSS 0.59% · top 54.0% CWE-400 · Uncontrolled resource consumptionCWE-772 · CWE-772
7.5CVSS 3.1 base score
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
16 Jul 2026Last modified by NVD

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/MoXie25/NanoMQ-Memory-Leak-Research.git Vendor Advisory
https://github.com/MoXie25/NanoMQ-Memory-Leak-Research/blob/main/README.md Third Party Advisory
https://github.com/MoXie25/NanoMQ-Memory-Leak-Research/blob/main/README.md Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-36590), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.