CVE-2026-4042 | Tenda i12 1.0.0.6(2204) /goform/WifiMacFilterGet formWifiMacFilterGet index stack-based overflow

A vulnerability identified as critical has been detected in Tenda i12 1.0.0.6(2204). The affected element is the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet. This manipulation of the argument index causes stack-based buffer overflow.

This vulnerability appears as CVE-2026-4042. The attack may be initiated remotely. In addition, an exploit is available.