---
id: CVE-2026-11499
title: 'A vulnerability was determined in Tenda HG7, HG9 and HG10 300001138_en_xpon'
summary: >-
  A vulnerability was determined in Tenda HG7, HG9 and HG10 300001138_en_xpon.
  This affects the function formDOMAINBLK of the file /boaform/formDOMAINBLK.
  Executing a manipulation of the argument blkDomain can lead to stack-based
  buffer ov…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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: '2026-06-08'
updated: '2026-10-02'
sourceUpdated: '2026-10-02T04:18:05.297'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-11499'
references:
  - url: 'https://github.com/ssaaaa1234/Tenda-HG10-formDOMAINBLK-stack-overflow-2'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-11499'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/834888'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/888875'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/369119'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/369119/cti'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
  - exploit-available
  - cve.org
epss: 0.06635
epssPercentile: 0.93671
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/0xBlackash/CVE-2026-11499'
  checkedAt: '2026-10-02T18:58:25.512Z'
exploitAvailable: true
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-06-08T12:55:19.613788Z'
ingestedAt: '2026-10-02T04:09:34.545Z'
---

## Overview

A vulnerability was determined in Tenda HG7, HG9 and HG10 300001138_en_xpon. This affects the function formDOMAINBLK of the file /boaform/formDOMAINBLK. Executing a manipulation of the argument blkDomain can lead to stack-based buffer overflow. The attack may be performed from remote.

## Remediation

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