Directory traversal vulnerability in the FileUploadUpgrader class in wp-admin/includes/class-file-upload-upgrader.php in the upgrade package uploader in WordPress before 4.6.1 allows remote authenticated users to access arbitrary files via a crafted urlholder parameter.
{ "binaries": [ { "binary_version": "4.4.2+dfsg-1ubuntu1", "binary_name": "wordpress" }, { "binary_version": "4.4.2+dfsg-1ubuntu1", "binary_name": "wordpress-l10n" }, { "binary_version": "4.4.2+dfsg-1ubuntu1", "binary_name": "wordpress-theme-twentyfifteen" }, { "binary_version": "4.4.2+dfsg-1ubuntu1", "binary_name": "wordpress-theme-twentyfourteen" }, { "binary_version": "4.4.2+dfsg-1ubuntu1", "binary_name": "wordpress-theme-twentysixteen" } ] }