---
id: CVE-2025-14703
title: A vulnerability has been found in Shiguangwu sgwbox N3 2.0.25
summary: >-
  A vulnerability has been found in Shiguangwu sgwbox N3 2.0.25. The affected
  element is an unknown function of the file /fsnotify of the component POST
  Message Handler. The manipulation of the argument token leads to improper
  authenticati…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-287
vendor: sgwbox
product: n3_firmware
affected:
  - n3_firmware <= 2.0.25
published: '2025-12-15'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T19:10:00.160'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-14703'
references:
  - url: 'https://vuldb.com/?ctiid.336420'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.336420'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.706914'
    label: cna@vuldb.com
  - url: >-
      https://www.notion.so/sgwbox-NAS-N3-Auth-Bypass-2be6cf4e528a8092b261fbc2abc3430c?source=copy_link
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.0068
epssPercentile: 0.5081
ingestedAt: '2026-10-07T19:44:15.677Z'
---

## Overview

A vulnerability has been found in Shiguangwu sgwbox N3 2.0.25. The affected element is an unknown function of the file /fsnotify of the component POST Message Handler. The manipulation of the argument token leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## Affected

- `n3_firmware <= 2.0.25`

## Remediation

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