[MajorSecurity SA-076]Conpresso CMS v4.1.1 - Cross site Scripting vulnerabilities Details ============= Product: Conpresso CMS v4.1.1 Security-Risk: low Remote-Exploit: yes Vendor-URL: http://www.conpresso.com/ Advisory-Status: published Credits ============= Discovered by: David Vieira-Kurz of MajorSecurity Original Advisory ============= http://www.majorsecurity.net/conpresso_cms_xss.php Affected Products: ============= Conpresso CMS v4.1 Prior versions may also be vulnerable Description ============= "Conpresso CMS v4.1 is a web based content management system." More Details ============= We at MajorSecurity have discovered some vulnerabilities in Conpresso CMS v4.1.1, which can be exploited by malicious people to conduct cross-site scripting attacks. Input passed directly to the "q" and "rubric" parameters in "index.php" is not properly sanitised before being stored and 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. Solution ============= The vendor released a patch which fixes the issues. Download version 4.1.2 to make sure your conpresso cms installation is secured. We would like to thank Thomas Walter of the Conpresso CMS development team for the professional communication. History Timeline ================ 2010-06-10 - vendor was contacted 2010-06-13 - vendor confirmed the issues 2010-06-18 - vendor released a patch ( 4.1.2 ) 2010-07-13 - advisory responsible disclosed MajorSecurity ================ MajorSecurity is a German penetrationtesting and security research company which focuses on web application security. We offer professional source code audit, penetrationstest, security audit, source code review and pci dss compliance tests. Visit us at http://www.majorsecurity.net/penetrationstest.php