CVE-2025-14654: Tenda AC20 Firmware

High severity, CVSS 8.8. EPSS: 3.3% chance of exploitation in the next 30 days.

A vulnerability was identified in Tenda AC20 16.03.08.12. The affected element is the function formSetPPTPUserList of the file /goform/setPptpUserList of the component httpd. Such manipulation of the argument list leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

Affected products

• Tenda AC20 Firmware: version 16.03.08.12 only

Published 2025-12-14. Last modified 2026-10-07.