CVE-2026-6123: Tenda f451 Firmware

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

A vulnerability was found in Tenda F451 1.0.0.7. This affects the function fromAddressNat of the file /goform/addressNat of the component httpd. Performing a manipulation of the argument entrys results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

Affected products

• Tenda f451 Firmware: version 1.0.0.7 only

Published 2026-04-12. Last modified 2026-06-17.