An issue has been found in vBulletin 5.1.2 that could make all of your attachments public. We have created a patch for this and updated the download package. This issue only affects users that have already upgraded to 5.1.2. As this patch requires changes to the database, please read the instructions below carefully.Installing the patch
Please follow the appropriate steps below.If you download the patch files:Upload the files provided in the patch.
Run the database update script provided by entering the URL in your browser. This script is in the /core/install folder. You would run this script from that location. Example: www.example.com/core/install/fixattachpublic.php
Delete the /core/install folder when the script has finished...