CVE-2025-11328 HIGH

CVE-2025-11328: Tenda AC18 SetDDNSCfg stack-based overflow

Vendor Tenda
Product AC18
Weakness CWE-121
Published October 6, 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 detected in Tenda AC18 15.03.05.19(6318). This issue affects some unknown processing of the file /goform/SetDDNSCfg. The manipulation of the argument ddnsEn results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

Key dates

02Disclosure timeline

October 6, 2025 CVE published
February 24, 2026 Record updated