CVE-2026-7080: Tenda f456 Firmware

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

A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

Affected products

• Tenda f456 Firmware: version 1.0.0.5 only

Published 2026-04-27. Last modified 2026-06-17.