SQL injection vulnerability in index.php in AJ Square AJ Article allows remote attackers to execute arbitrary SQL commands via the txtName parameter (aka the username field).

AJ Square AJ Article allows remote attackers to bypass authentication and access administrator functionality via a direct request to (1) user.php, (2) articles.php, (3) articlesuspend.php, (4) site.php, (5) statistics.php, (6) mail.php, (7) category.php, (8) subcategory.php, (9) changepassword.php, (10) polling.php, and (11) logo.php in admin/.

Multiple cross-site scripting (XSS) vulnerabilities in index.php in AJ Square AJ Article 3.0 allow remote attackers to inject arbitrary web script or HTML via the (1) emailid, (2) fname, (3) lname, (4) company, (5) address1, (6) address2, (7) city, (8) state, (9) zipcode, (10) phone, and (11) fax parameters in an update action. NOTE: some of these details are obtained from third party information.