CVE-2025-11418 CRITICAL

CVE-2025-11418: Tenda CH22 HTTP Request AdvSetWrlsafeset formWrlsafeset stack-based overflow

Vendor Tenda
Product CH22
Weakness CWE-121
Published October 8, 2025
Last update February 24, 2026

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A security vulnerability has been detected in Tenda CH22 up to 1.0.0.1. This issue affects the function formWrlsafeset of the file /goform/AdvSetWrlsafeset of the component HTTP Request Handler. The manipulation of the argument mit_ssid_index leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

Key dates

02Disclosure timeline

October 8, 2025 CVE published
February 24, 2026 Record updated