CMSsite 1.0 contains a cross-site request forgery vulnerability that allows attackers to perform unauthorized administrative actions by crafting malicious HTML forms. Attackers can trick authenticated administrators into visiting crafted pages that submit POST requests to the users.php endpoint with parameters like source=add_user, source=edit_user, or del=1 to create, modify, or delete admin accounts.

CMSsite 1.0 contains a cross-site request forgery vulnerability that allows attackers to perform unauthorized administrative actions by crafting malicious HTML forms. Attackers can trick authenticated administrators into visiting crafted pages that submit POST requests to the users.php endpoint with parameters like source=add_user, source=edit_user, or del=1 to create, modify, or delete admin accounts.