---
id: CVE-2026-104610
title: >-
  A security vulnerability has been detected in Tenda HG7, HG9 and HG10
  300001138_en_xpon
summary: >-
  A security vulnerability has been detected in Tenda HG7, HG9 and HG10
  300001138_en_xpon. This impacts the function boaGetVar of the file
  /boaform/formLoopBack of the component Boa Web Server. Such manipulation of
  the argument Ethtype lea…
severity: critical
cvss: 10
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-121
vendor: Tenda
product: HG7
affected:
  - HG7 300001138_en_xpon
  - HG9 300001138_en_xpon
  - HG10 300001138_en_xpon
published: '2026-10-02'
updated: '2026-10-02'
sourceUpdated: '2026-10-02T14:17:09.267'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-104610'
references:
  - url: 'https://github.com/Expl0rer-Ct/CVE/issues/1'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-104610'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/962541'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/412917'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/412917/cti'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-10-02T13:49:47.985467Z'
ingestedAt: '2026-10-02T12:17:44.365Z'
---

## Overview

A security vulnerability has been detected in Tenda HG7, HG9 and HG10 300001138_en_xpon. This impacts the function boaGetVar of the file /boaform/formLoopBack of the component Boa Web Server. Such manipulation of the argument Ethtype leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.