Auto Featured Image Security Vulnerabilities

CVE-2021-24932

The Auto Featured Image (Auto Post Thumbnail) WordPress plugin before 3.9.3 does not sanitise and escape the post_id parameter before outputting back in an admin page within a JS block, leading to a Reflected Cross-Site Scripting issue.

CVE-2023-0477

The Auto Featured Image (Auto Post Thumbnail) WordPress plugin before 3.9.16 includes an AJAX endpoint that allows any user with at least Author privileges to upload arbitrary files, such as PHP files. This is caused by incorrect file extension validation.