Issue Summary

Neither the Office Connector PowerPoint macro or PDF macro display content correctly on a page when viewed as an anonymous user.

Environment

Confluence 6.15.2

Steps to Reproduce

1. Allow the 'can use' permission for anonymous users by way of  > General Configuration > Global Permission
2. Create a space and allow anonymous access in the Space Permissions.
3. Create a page in the Space and insert an instance of the Office Connector PowerPoint and/or PDF macro.
4. Access the page anonymously.

Expected Results

A thumbnail image of the PowerPoint and PDF files should display on the page correctly.

Actual Results

For the instance of the Office Connector macro, the attached file loads indefinitely when logged in anonymously.

For the instance of the PDF macro, the attached file displays a grey box when logged in anonymously.

Work Around

1. Click on the "..." icon located in the upper right hand corner of the page.
2. Select Attachments
3. Open the attachments from the resulting screen.