CVE-2025-59946

NanoMQ has a Use After Free vulnerability via sub info list

Published Dec 27, 2025 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:emqx:nanomq:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Emqx
Emqx nanomq
Vendors & Products Emqx
Emqx nanomq
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title NanoMQ has a Use After Free vulnerability via sub info list
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Dec 29, 2025, 3:54 PM
Reserved
Sep 23, 2025, 2:33 PM
Status
Analyzed
Published
Dec 27, 2025, 1:15 AM
Modified
Oct 13, 2026, 9:10 AM