Serendipity Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2008-1385
Cross-site scripting (XSS) vulnerability in the Top Referrers (aka referrer) plugin in Serendipity (S9Y) before 1.3.1 allows remote attackers to inject arbitrary web script or HTML via the Referer HTTP header.