Multiple vulnerabilities in GroupSession

Overview GroupSession provided by Japan Total System Co.,Ltd. contains multiple vulnerabilities listed below. Cross-site scripting vulnerability CWE-79 - CVE-2021-20785 Cross-site request forgery CWE-352 - CVE-2021-20786 Cross-site scripting vulnerability CWE-79 - CVE-2021-20787 Sever-side reques...