CVE-2026-9431: Tenda f1202

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

A vulnerability was identified in Tenda F1202 1.2.0.20(408). This affects the function fromPptpUserAdd of the file /goform/PptpUserAdd. The manipulation of the argument opttype leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used.

Affected products

• Tenda f1202: version 1.2.0.20(408) only

Published 2026-05-25. Last modified 2026-07-23.