Cross-site scripting in WordPress - CVE-2013-2201

Detailed vulnerability description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in WordPress before 3.5.2 when processing vectors involving (1) uploads of media files, (2) editing of media files, (3) installation of plugins, (4) updates to plugins, (5) installation of themes, or (6) updates to themes. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

How to mitigate CVE-2013-2201

Sources

• http://codex.wordpress.org/Version_3.5.2
• http://wordpress.org/news/2013/06/wordpress-3-5-2/
• http://www.debian.org/security/2013/dsa-2718
• https://bugzilla.redhat.com/show_bug.cgi?id=976784