---
id: CVE-2025-12265
title: A weakness has been identified in Tenda CH22 1.0.0.1
summary: >-
  A weakness has been identified in Tenda CH22 1.0.0.1. Affected by this issue
  is the function fromVirtualSer of the file /goform/VirtualSer. This
  manipulation of the argument page causes buffer overflow. Remote exploitation
  of the attack …
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-120
vendor: tenda
product: ch22_firmware
affected:
  - ch22_firmware = 1.0.0.1
published: '2025-10-27'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T11:10:00.250'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-12265'
references:
  - url: 'https://github.com/QIU-DIE/CVE/issues/18'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.329936'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.329936'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.674012'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.01045
epssPercentile: 0.63059
ingestedAt: '2026-10-08T11:31:27.628Z'
---

## Overview

A weakness has been identified in Tenda CH22 1.0.0.1. Affected by this issue is the function fromVirtualSer of the file /goform/VirtualSer. This manipulation of the argument page causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

## Affected

- `ch22_firmware = 1.0.0.1`

## Remediation

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