---
id: CVE-2025-52905
title: >-
  Improper Input Validation vulnerability in TOTOLINK X6000R allows
  Flooding.This issue affects X6000R: through V9.4.0cu.1360_B20241207.
summary: >-
  Improper Input Validation vulnerability in TOTOLINK X6000R allows
  Flooding.This issue affects X6000R: through V9.4.0cu.1360_B20241207.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-20
vendor: totolink
product: x6000r_firmware
affected:
  - x6000r_firmware <= 9.4.0cu.1360_b20241207
published: '2025-09-23'
updated: '2026-10-11'
sourceUpdated: '2026-10-11T20:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-52905'
references:
  - url: >-
      https://github.com/PaloAltoNetworks/u42-vulnerability-disclosures/blob/main/2025/PANW-2025-0001/PANW-2025-0001.md
    label: psirt@paloaltonetworks.com
  - url: >-
      https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/247/ids/36.html
    label: psirt@paloaltonetworks.com
tags:
  - nvd
epss: 0.0805
epssPercentile: 0.94672
ingestedAt: '2026-10-12T14:50:33.982Z'
---

## Overview

Improper Input Validation vulnerability in TOTOLINK X6000R allows Flooding.This issue affects X6000R: through V9.4.0cu.1360_B20241207.

## Affected

- `x6000r_firmware <= 9.4.0cu.1360_b20241207`

## Remediation

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