Web Based Quiz System v1.0 transmits user passwords in plaintext during the authentication process, allowing attackers to obtain users' passwords via a bruteforce attack.

Web Based Quiz System v1.0 was discovered to contain a SQL injection vulnerability via the qid parameter at update.php.

Web Based Quiz System v1.0 was discovered to contain a SQL injection vulnerability via the eid parameter at welcome.php.

Web Based Quiz System 1.0 is affected by cross-site scripting (XSS) in register.php through the name parameter.

Web Based Quiz System 1.0 is affected by cross-site scripting (XSS) in admin.php through the options parameter.