Accesspress · Accesskeys Accesspress Anonymous Post Pro · CVE-2017-16949
**Name of the Vulnerable Software and Affected Versions**
AccessKeys AccessPress Anonymous Post Pro plugin versions through 3.1.9
**Description**
The issue is related to improper input sanitization, allowing an attacker to override settings for allowed file extensions and upload file size. This is due to vulnerabilities in the inc/cores/file-uploader.php and file-uploader/file-uploader-class.php files. An attacker can upload any file to the server, including .php files, by sending a request to the "action=ap file upload action&allowedExtensions[]=php" endpoint at "/wp-admin/admin-ajax.php", resulting in PHP code execution.
**Recommendations**
For AccessKeys AccessPress Anonymous Post Pro plugin versions through 3.1.9, update to a version later than 3.1.9 to resolve the issue.