RosarioSIS 6.7.2 is vulnerable to XSS, caused by improper validation of user-supplied input by the Search.inc.php script. A remote attacker could exploit this vulnerability using the advanced parameter in a crafted URL.
A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 7.6.1 via the xss_clean function in classes/Security.php, which allows remote malicious users to inject arbitrary JavaScript or HTML. An example of affected components are all Markdown input fields.