D-Link Go-RT-AC750 GORTAC750_A1_FW_v101b03 contains a stack-based buffer overflow via the function hnap_main. An attacker can send a POST request to trigger the vulnerablilify.
A Cross-site scripting (XSS) vulnerability in dlapn.cgi, dldongle.cgi, dlcfg.cgi, fwup.cgi and seama.cgi in D-Link GORTAC750_A1_FW_v101b03 allows remote attackers to inject arbitrary web script or HTML via the url parameter.