Description
NanoMQ v0.17.9 was discovered to contain a heap use-after-free vulnerability via the component sub_Ctx_handle. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted SUBSCRIBE message.
References (3)
Core 3
Core References
Product
https://github.com/nanomq/nanomq
Exploit, Issue Tracking
https://github.com/nanomq/nanomq/issues/1217
Exploit, Third Party Advisory
https://github.com/songxpu/bug_report/blob/master/MQTT/NanoMQ/CVE-2024-42651.md
Scores
CVSS v3
7.5
EPSS
0.0013
EPSS Percentile
32.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (1)
emqx/nanomq
0.17.9
Published
Jul 29, 2025
Tracked Since
Feb 18, 2026