CVE-2025-15230 HIGH

CVE-2025-15230: Tenda M3 setVlanPolicyData formSetVlanPolicy heap-based overflow

Vendor Tenda
Product M3
Weakness CWE-122
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 found in Tenda M3 1.0.0.13(4903). Affected by this issue is the function formSetVlanPolicy of the file /goform/setVlanPolicyData. Performing a manipulation of the argument qvlan_truck_port results in heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

Key dates

02Disclosure timeline

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