---
id: CVE-2026-120280
title: >-
  WAVLINK WN536AX6-A WireGuard protocol.csp wireguard_cli_group handler os
  command injection
summary: >-
  A vulnerability has been found in WAVLINK WN536AX6-A V260507. The impacted
  element is the function wireguard_cli_group handler of the file /protocol.csp
  of the component WireGuard. The manipulation of the argument
  group_id/group_name 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/E:P/RL:X/RC:R'
cvssSource: cna
cwe:
  - CWE-78
  - CWE-77
vendor: WAVLINK
product: WN536AX6-A
affected:
  - WN536AX6-A V260507
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-11-05T15:58:07.252959Z'
exploitAvailable: true
published: '2026-11-02'
updated: '2026-11-05'
sourceUpdated: '2026-11-05T15:58:18.306Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-120280'
references:
  - url: 'https://vuldb.com/vuln/429624'
    label: >-
      VDB-429624 | WAVLINK WN536AX6-A WireGuard protocol.csp wireguard_cli_group
      handler os command injection
  - url: 'https://vuldb.com/vuln/429624/cti'
    label: 'VDB-429624 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-120280'
    label: CVE-2026-120280 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/919789'
    label: 'Submit #919789 | WAVLINK WN536AX6 V260507 CWE-78'
  - url: >-
      https://github.com/pipiyyb/cve/blob/main/WAVLINK%20WN536AX6-A/WN536AX6-A_group_id.md
tags:
  - cve.org
  - exploit-available
epss: 0.01989
epssPercentile: 0.80721
ingestedAt: '2026-11-05T22:38:31.318Z'
---

## Overview

A vulnerability has been found in WAVLINK WN536AX6-A V260507. The impacted element is the function wireguard_cli_group handler of the file /protocol.csp of the component WireGuard. The manipulation of the argument group_id/group_name leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

## Affected

- `WN536AX6-A V260507`

## Remediation

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