---
id: CVE-2026-13516
title: A vulnerability was detected in Tenda JD12L 16.03.53.23
summary: >-
  A vulnerability was detected in Tenda JD12L 16.03.53.23. The affected element
  is the function fromSetWifiGusetBasic of the file /goform/WifiGuestSet.
  Performing a manipulation of the argument shareSpeed results in stack-based
  buffer over…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-121
published: '2026-06-29'
updated: '2026-06-29'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-13516'
references:
  - url: 'https://github.com/cve-a/Vampirensa/issues/2'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-13516'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/838887'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/374524'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/374524/cti'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-06-29T13:42:12.300Z'
epss: 0.00854
epssPercentile: 0.56541
---

## Overview

A vulnerability was detected in Tenda JD12L 16.03.53.23. The affected element is the function fromSetWifiGusetBasic of the file /goform/WifiGuestSet. Performing a manipulation of the argument shareSpeed results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

## Remediation

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