---
id: CVE-2025-11324
title: A vulnerability was identified in Tenda AC18 15.03.05.19(6318)
summary: >-
  A vulnerability was identified in Tenda AC18 15.03.05.19(6318). Affected by
  this vulnerability is an unknown functionality of the file
  /goform/setNotUpgrade. Such manipulation of the argument newVersion leads to
  stack-based buffer overfl…
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-121
vendor: tenda
product: ac18_firmware
affected:
  - ac18_firmware = 15.03.05.19(6318)
published: '2025-10-06'
updated: '2026-10-09'
sourceUpdated: '2026-10-09T10:10:00.193'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-11324'
references:
  - url: >-
      https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/AC18/setNotUpgrade.md
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.327207'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.327207'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.664526'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00827
epssPercentile: 0.56162
ingestedAt: '2026-10-09T12:53:28.754Z'
---

## Overview

A vulnerability was identified in Tenda AC18 15.03.05.19(6318). Affected by this vulnerability is an unknown functionality of the file /goform/setNotUpgrade. Such manipulation of the argument newVersion leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

## Affected

- `ac18_firmware = 15.03.05.19(6318)`

## Remediation

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