The FancyBox for WordPress plugin before 3.0.3 for WordPress does not properly restrict access, which allows remote attackers to conduct cross-site scripting (XSS) attacks via an mfbfw[*] parameter in an update action to wp-admin/admin-post.php, as demonstrated by the mfbfw[padding] parameter and exploited in the wild in February 2015.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1494
Reference (s):
- BID:72506
- URL: http://www.securityfocus.com/bid/72506
- https://plugins.trac.wordpress.org/changeset/1082625/
- https://wordpress.org/plugins/fancybox-for-wordpress/changelog/
- EXPLOIT-DB:36087