JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices allow remote attackers to obtain the Wi-Fi password by making a cgi-bin/qcmap_web_cgi Page=GetWiFi_Setting request and then reading the wpa_security_key field.
JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices allow remote attackers to obtain an admin token by making a /cgi-bin/qcmap_auth type=getuser request and then reading the token field.
JioFi 4G Hotspot M2S devices allow attackers to cause a denial of service (secure configuration outage) via an XSS payload in the SSID name and Security Key fields.
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).