What is CVE-2024-42650?

CVE-2024-42650 is a high-severity vulnerability in Emqx Nanomq. CVSS score: 7.5/10. Published 2025-07-15.

How severe is CVE-2024-42650?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Emqx Nanomq

CVE-2024-42650

NanoMQ 0.17.5 was discovered to contain a segmentation fault via the component /nanomq/pub_handler.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PUBLISH message.

EPSS: 0.005 (41.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Emqx Nanomq — versions 0.17.5
N/a — versions n/a

References

cve@mitre.org (Product)
cve@mitre.org (Exploit, Issue Tracking)
cve@mitre.org (Exploit, Issue Tracking)

Frequently asked questions

What is CVE-2024-42650?: CVE-2024-42650 is a high-severity vulnerability in Emqx Nanomq. CVSS score: 7.5/10. Published 2025-07-15.
How severe is CVE-2024-42650?: High severity. CVSS v3 base score is 7.5 out of 10.