CVE-2026-3801: Tenda i3 Firmware

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability was found in Tenda i3 1.0.0.6(2204). Affected by this vulnerability is the function formSetAutoPing of the file /goform/setAutoPing. Performing a manipulation of the argument ping1/ping2 results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

Affected products

• Tenda i3 Firmware: version 1.0.0.6(2204) only

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