CVE-2025-10120: Tenda AC20 Firmware

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda AC20 up to 16.03.08.12. The impacted element is the function strcpy of the file /goform/GetParentControlInfo. The manipulation of the argument mac results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.

Affected products

• Tenda AC20 Firmware: up to and including 16.03.08.12

Published 2025-09-09. Last modified 2026-06-17.