PHP remote file inclusion vulnerability in linksnet_linkslog_rss.php in Linksnet Newsfeed 1.0 allows remote attackers to execute arbitrary PHP code via a URL in the dirpath_linksnet_newsfeed parameter.
https://www.exploit-db.com/exploits/3923
https://exchange.xforce.ibmcloud.com/vulnerabilities/34297
http://www.vupen.com/english/advisories/2007/1826
http://www.securityfocus.com/bid/23982