CVE-2025-11121: Tenda AC18 Firmware

High severity, CVSS 8.8. EPSS: 3.7% chance of exploitation in the next 30 days.

A security vulnerability has been detected in Tenda AC18 15.03.05.19. The impacted element is an unknown function of the file /goform/AdvSetLanip. The manipulation of the argument lanIp leads to command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

Affected products

• Tenda AC18 Firmware: version 15.03.05.19 only

Published 2025-09-28. Last modified 2026-10-09.