Cross-site scripting (XSS) vulnerability in Cherokee HTTPD 0.5 and earlier allows remote attackers to inject arbitrary web script or HTML via a malformed request that generates an HTTP 400 error, which is not properly handled when the error message is generated.
https://security.gentoo.org/glsa/202012-09
https://exchange.xforce.ibmcloud.com/vulnerabilities/25698
http://www.vupen.com/english/advisories/2006/1292
http://www.securityfocus.com/archive/1/430385/100/0/threaded