CVE-2025-11549 HIGH

CVE-2025-11549: Tenda W12 HTTP Request modules wifiMacFilterSet stack-based overflow

Vendor Tenda
Product W12
Weakness CWE-121
Published October 9, 2025
Last update February 24, 2026

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

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

What the vulnerability does

01Description

A vulnerability has been found in Tenda W12 3.0.0.6(3948). The affected element is the function wifiMacFilterSet of the file /goform/modules of the component HTTP Request Handler. The manipulation of the argument mac leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Key dates

02Disclosure timeline

October 9, 2025 CVE published
February 24, 2026 Record updated