CVE-2025-59946— NanoMQ has a Use After Free vulnerability via sub info list
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2025-59946
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
NanoMQ has a Use After Free vulnerability via sub info list
Source: NVD (National Vulnerability Database)
Vulnerability Description
NanoMQ MQTT Broker (NanoMQ) is an Edge Messaging Platform. Prior to version 0.24.2, there is a classical data racing issue about sub info list which could result in heap use after free crash. This issue has been patched in version 0.24.2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
NanoMQ 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NanoMQ是美国EMQ开源的一款用于物联网边缘平台的轻量级快速 MQTT Broker。 NanoMQ 0.24.2之前版本存在资源管理错误漏洞，该漏洞源于订阅信息列表存在数据竞争问题，可能导致堆释放后重用崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-59946
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2025-59946
请登录查看更多情报信息。
- https://github.com/nanomq/nanomq/issues/1863x_refsource_MISC
- https://github.com/nanomq/nanomq/security/advisories/GHSA-xg37-23w7-72p5x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2025-59946
IV. Related Vulnerabilities
Same product: nanomq
- CVE-2026-32135
NanoMQ has Heap Buffer Overflow in URI Parameter Parsing - CVE-2026-34608
nanomq: Heap-Buffer-Overflow in webhook_inproc.c via cJSON_P - CVE-2026-32696
NanoMQ HTTP Auth: Missing username/password can trigger a NU - CVE-2026-25627
nanomq: OOB Read / Crash (DoS) via Malformed MQTT Remaining - CVE-2026-21888
MQTT v5 Variable Byte Integer parsing out-of-bounds: get_var
Same vendor: nanomq
- CVE-2026-32135
NanoMQ has Heap Buffer Overflow in URI Parameter Parsing - CVE-2026-34608
nanomq: Heap-Buffer-Overflow in webhook_inproc.c via cJSON_P - CVE-2026-32696
NanoMQ HTTP Auth: Missing username/password can trigger a NU - CVE-2026-25627
nanomq: OOB Read / Crash (DoS) via Malformed MQTT Remaining - CVE-2026-21888
MQTT v5 Variable Byte Integer parsing out-of-bounds: get_var
V. Comments for CVE-2025-59946
No comments yet