---
id: CVE-2026-120195
title: >-
  WAVLINK WL-WN579A3-A Initial Setup Wizard adm.cgi set_wzdgwMesh os command
  injection
summary: >-
  A security vulnerability has been detected in WAVLINK WL-WN579A3-A
  2026-03-10-94f93d4. The impacted element is the function set_wzdgwMesh of the
  file /cgi-bin/adm.cgi of the component Initial Setup Wizard. The manipulation
  of the argumen…
severity: critical
cvss: 10
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'
cvssSource: cna
cwe:
  - CWE-78
  - CWE-77
vendor: WAVLINK
product: WL-WN579A3-A
affected:
  - WL-WN579A3-A 2026-03-10-94f93d4
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-11-05T15:40:30.017480Z'
exploitAvailable: true
published: '2026-11-01'
updated: '2026-11-05'
sourceUpdated: '2026-11-05T15:40:50.186Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-120195'
references:
  - url: 'https://vuldb.com/vuln/429558'
    label: >-
      VDB-429558 | WAVLINK WL-WN579A3-A Initial Setup Wizard adm.cgi
      set_wzdgwMesh os command injection
  - url: 'https://vuldb.com/vuln/429558/cti'
    label: 'VDB-429558 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-120195'
    label: CVE-2026-120195 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/914922'
    label: >-
      Submit #914922 | WAVLINK WL-WN579A3-A（Router，MT7628）
      WINSTAR_WN579A3-A-2026-03-10-94f93d4 CWE-78
  - url: >-
      https://github.com/pipiyyb/cve/blob/main/WAVLINK_WN579A3_CVE_wzdgwMesh_wlan_ssid.md
tags:
  - cve.org
  - exploit-available
epss: 0.0207
epssPercentile: 0.81484
ingestedAt: '2026-11-05T21:36:00.912Z'
---

## Overview

A security vulnerability has been detected in WAVLINK WL-WN579A3-A 2026-03-10-94f93d4. The impacted element is the function set_wzdgwMesh of the file /cgi-bin/adm.cgi of the component Initial Setup Wizard. The manipulation of the argument wlan_ssid leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.

## Affected

- `WL-WN579A3-A 2026-03-10-94f93d4`

## Remediation

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