password protected attachment(.doc) is unable to render with error message

Step to reproduce

1. Login to Confluence
2. Create a new page
3. Drag and drop the password protected document to the page. Attached testing.doc, password is test.
4. Save the page
5. You will see the following error as attached below :
   

Expected behavior : The file is attach and does not throw the error even though it could not display it.
Current behavior : The file is display an error and unable to render