cgi-bin/qcmap_web_cgi on JioFi 4G M2S 1.0.2 devices has XSS and HTML injection via the mask POST parameter.
jiofi_4g_m2s_firmware
CVE-2019-7439
cgi-bin/qcmap_web_cgi on JioFi 4G M2S 1.0.2 devices allows a DoS (Hang) via the mask POST parameter.
CVE-2019-7440
JioFi 4G M2S 1.0.2 devices have CSRF via the SSID name and Security Key field under Edit Wi-Fi Settings (aka a SetWiFi_Setting request to cgi-bin/qcmap_web_cgi).