CVE-2026-86166

HIGHCVSS 8.8

Description

A vulnerability was determined in Tenda HG10 300001138. This issue affects the function formWanRedirect of the file /boaform/formWanRedirect of the component Boa Web Server. Executing a manipulation of the argument if can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Timeline

Published:September 6th, 2026 4:18 AM

Last modified:September 6th, 2026 4:18 AM

CVSS Scoring

CVSS v3: 8.8 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2: 9.0

Weaknesses (CWE)

CWE-119 CWE-120

References & Reports

Advisories, patches, and third-party reports

https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formWanRedirect-if.md
https://vuldb.com/cve/CVE-2026-86166
https://vuldb.com/submit/895595
https://vuldb.com/vuln/399305
https://vuldb.com/vuln/399305/cti
https://www.tenda.com.cn/

Source: NIST NVD · Data may lag official sources by up to one minute