CVE-2025-11122: Tenda AC18 Firmware

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda AC18 15.03.05.19. This affects an unknown function of the file /goform/WizardHandle. The manipulation of the argument WANT/mtuvalue results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

Affected products

• Tenda AC18 Firmware: version 15.03.05.19 only

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