Cross-site scripting (XSS) vulnerability in compat.php in Serendipity before 0.7.1 allows remote attackers to inject arbitrary web script or HTML via the searchTerm variable.
https://exchange.xforce.ibmcloud.com/vulnerabilities/18322
http://www.securityfocus.com/bid/11790
http://sourceforge.net/tracker/index.php?func=detail&aid=1076762&group_id=75065&atid=542822