A vulnerability labeled as critical has been found in Tenda JD12L 16.03.53.23 . The impacted element is the function formWifiBasicSet of the file /goform/WifiBasicSet . Executing a manipulation of the argument security_5g can lead to stack-based buffer overflow. The identification of this vulnerability is CVE-2026-13517 . The attack may be launched remotely. Furthermore, there is an exploit available.