CVE-2026-6197: Tenda f456

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

A flaw has been found in Tenda F456 1.0.0.5. This vulnerability affects the function formWrlsafeset of the file /goform/AdvSetWrlsafeset. Executing a manipulation of the argument mit_ssid can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been published and may be used.

Affected products

• Tenda f456: version 1.0.0.5 only

Published 2026-04-13. Last modified 2026-06-17.