Security Advisory
CVE-2018-20148
9.8
CRITICAL
Vulnerability Description
In WordPress before 4.9.9 and 5.x before 5.0.1, contributors could conduct PHP object injection attacks via crafted metadata in a wp.getMediaItem XMLRPC call. This is caused by mishandling of serialized data at phar:// URLs in the wp_get_attachment_thumb_file function in wp-includes/post.php.
Published Date
December 14, 2018
Official Source
NIST NVD Advisory