OmniHTTPd 1.1/2.0.x/2.4 - 'test.php' Sample Application Cross-Site Scripting
source: https://www.securityfocus.com/bid/5568/info
Cross site scripting vulnerabilities have been reported in multiple sample scripts including with OmniHTTPD. In particular, test.shtml and test.php contain errors.
This type of vulnerability may be used to steal cookies or perform other web-based attacks.
http://localhost/test.php?%3CSCRIPT%3Ealert%28document.URL%29%3C%2FSCRIPT%3E=x