Classified Listing < 6.1.1 - Subscriber+ Arbitrary Attachment Deletion and Listing Image Tampering via IDOR

The Classified Listing WordPress plugin before 6.1.1 does not verify that the caller owns or can edit the target listing before its AI image-editing AJAX action deletes or attaches media, allowing any authenticated user, including a subscriber, to permanently delete attachments from, and attach files to, any listing owned by another user.