Cross-site request forgery (CSRF) vulnerability in the FeedBurner FeedSmith 2.2 plugin for WordPress allows remote attackers to change settings and hijack blog feeds via a request to wp-admin/options-general.php that submits parameter values to FeedBurner_FeedSmith_Plugin.php, as demonstrated by the (1) feedburner_url and (2) feedburner_comments_url parameters.
blogs.feedburner.com/feedburner/archives/2007/10/the_feedsmith_plugin_newly_for.php
blogsecurity.net/wordpress/feedburner-feed-hijacking/
blogsecurity.net/wordpress/feedsmith-feedburner-vulnerability-fixed/
marc.info/?l=full-disclosure&m=119145344606493&w=2
secunia.com/advisories/27055
www.securityfocus.com/bid/25921
exchange.xforce.ibmcloud.com/vulnerabilities/36940
www.exploit-db.com/exploits/30637/