The XMLRPC API in WordPress before 3.5.1 allows remote attackers to send HTTP requests to intranet servers, and conduct port-scanning attacks, by specifying a crafted source URL for a pingback, related to a Server-Side Request Forgery (SSRF) issue.
http://codex.wordpress.org/Version_3.5.1
http://core.trac.wordpress.org/changeset/23330
http://wordpress.org/news/2013/01/wordpress-3-5-1/
http://www.acunetix.com/blog/web-security-zone/wordpress-pingback-vulnerability/
Source: MITRE
Published: 2013-07-08
Updated: 2013-07-08
Type: NVD-CWE-Other
Base Score: 6.4
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N
Impact Score: 4.9
Exploitability Score: 10
Severity: MEDIUM