CVE-2026-3809: Tenda FH1202 Firmware

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

A flaw has been found in Tenda FH1202 1.2.0.14(408). The impacted element is the function fromNatStaticSetting of the file /goform/NatSaticSetting. Executing a manipulation of the argument page can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been published and may be used.

Affected products

• Tenda FH1202 Firmware: version 1.2.0.14(408) only

Published 2026-03-09. Last modified 2026-06-17.