CVE-2025-15231 HIGH

CVE-2025-15231: Tenda M3 setVlanInfo formSetRemoteVlanInfo stack-based overflow

Vendor Tenda
Product M3
Weakness CWE-121
Published December 30, 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 was determined in Tenda M3 1.0.0.13(4903). This affects the function formSetRemoteVlanInfo of the file /goform/setVlanInfo. Executing a manipulation of the argument ID/vlan/port can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

Key dates

02Disclosure timeline

December 30, 2025 CVE published
February 24, 2026 Record updated