CRLF injection vulnerability in subscribe_thread.php in w-Agora 4.1.6a allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the thread parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/17558
https://euvd.enisa.europa.eu/vulnerability/EUVD-2004-1558
http://www.securityfocus.com/bid/11283
http://securitytracker.com/id?1011463
http://secunia.com/advisories/12695
http://marc.info/?l=bugtraq&m=109655691512298&w=2
http://lists.grok.org.uk/pipermail/full-disclosure/2004-September/027040.html