WordPress · Download From Files · CVE-2021-47940
**Name of the Vulnerable Software and Affected Versions**
Download From Files versions prior to 1.49
**Description**
An arbitrary file upload flaw allows unauthenticated attackers to upload malicious files by exploiting the AJAX fileupload action. Attackers can send POST requests to the 'admin-ajax.php' endpoint using the `download from files 617 fileupload` action. By manipulating the `allowExt` parameter, they can bypass file type restrictions to upload executable files, such as PHP shells, to the web root.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.