CVE-2026-86165: Tenda HG10 formURL buffer overflow

Published Sep 6, 2026
·
Updated

A vulnerability was found in Tenda HG10 300001138. This vulnerability affects the function formURL of the file /boaform/admin/formURL. Performing a manipulation of the argument Keywd/urlFQDN results in buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.

Affected Software

1 affected component
Tenda HG10=300001138

Event History

Sep 6, 2026
CVE Published
via MITRE·03:30 AM
Data Sourced
via MITRE·03:30 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Does exploiting this issue require authentication or user interaction?

No. The CVSS vector indicates no privileges are required and no user interaction is needed.

2

What systems are exposed to remote exploitation?

Network-reachable Tenda HG10 devices running the identified version, 300001138, are the affected population described in the available data.

3

What request path and parameters should detection efforts monitor?

Monitor requests to /boaform/admin/formURL, particularly those carrying the Keywd and urlFQDN arguments. Manipulation of those arguments is identified as the trigger for the buffer overflow.

4

Is public exploit material available?

Yes. The available data states that an exploit has been made public and could be used.

Contact

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