Provide references for CVE-2021-37781.
Where can I find more information about CVE-2021-37781?
References are available at: https://phpgurukul.com/employee-record-management-system-in-php-and-mysql/, https://github.com/BigTiger2020/Employee-Record-Management-System/blob/main/Employee%20Record%20Management%20System%20-%20xss.md.