The HTTP API in WordPress before 3.5.2 allows remote attackers to send HTTP requests to intranet servers via unspecified vectors, related to a Server-Side Request Forgery (SSRF) issue, a similar vulnerability to CVE-2013-0235.
https://bugzilla.redhat.com/show_bug.cgi?id=976784
http://www.debian.org/security/2013/dsa-2718