CVE-2025-69700: Tenda FH1203 Firmware

High severity, CVSS 7.5. EPSS: 3.6% chance of exploitation in the next 30 days.

Tenda FH1203 V2.0.1.6 contains a stack-based buffer overflow vulnerability in the modify_add_client_prio function, which is reachable via the formSetClientPrio CGI handler.

Affected products

• Tenda FH1203 Firmware: version 2.0.1.6 only

Published 2026-02-23. Last modified 2026-06-17.