---
id: CVE-2026-109107
title: A weakness has been identified in Wavlink WL-WN592AX6 250422
summary: >-
  A weakness has been identified in Wavlink WL-WN592AX6 250422. Affected by this
  issue is the function main of the file /cgi-bin/upload.cgi. This manipulation
  of the argument Cookie causes null pointer dereference. The attack is possible
  t…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L'
cwe:
  - CWE-404
  - CWE-476
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T08:16:59.680'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-109107'
references:
  - url: 'https://vuldb.com/cve/CVE-2026-109107'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/907371'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416858'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416858/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-10-13T08:19:03.892Z'
---

## Overview

A weakness has been identified in Wavlink WL-WN592AX6 250422. Affected by this issue is the function main of the file /cgi-bin/upload.cgi. This manipulation of the argument Cookie causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

## Remediation

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