---
id: CVE-2025-55893
title: >-
  TOTOLINK N200RE V9.3.5u.6437_B20230519 is vulnerable to command Injection in
  setOpModeCfg via hostName.
summary: >-
  TOTOLINK N200RE V9.3.5u.6437_B20230519 is vulnerable to command Injection in
  setOpModeCfg via hostName.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'
cwe:
  - CWE-77
vendor: totolink
product: n200re_firmware
affected:
  - n200re_firmware = 9.3.5u.6437_b20230519
published: '2025-12-15'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T13:10:00.187'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-55893'
references:
  - url: 'https://github.com/l0tk3/CVES/blob/main/CVE-2025-55893.pdf'
    label: cve@mitre.org
  - url: 'https://www.totolink.net/'
    label: cve@mitre.org
tags:
  - nvd
epss: 0.01105
epssPercentile: 0.64919
ingestedAt: '2026-10-14T13:30:58.428Z'
---

## Overview

TOTOLINK N200RE V9.3.5u.6437_B20230519 is vulnerable to command Injection in setOpModeCfg via hostName.

## Affected

- `n200re_firmware = 9.3.5u.6437_b20230519`

## Remediation

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