Attach (recommended) or Link to PDF file

Mozilla Pdf.js not displaying any pdf documents neither in an <iframe> nor in it's own demo viewer.

Web browser and its version

any

Operating system and its version

any

PDF.js version

latest

Is the bug present in the latest PDF.js version?

Yes

Is a browser extension

No

Steps to reproduce the problem

1. Open demo link https://mozilla.github.io/pdf.js/web/viewer.html or any other viewer based on this library.

What is the expected behavior?

To see a PDF document properly instead of an error.

What went wrong?

Link to a viewer

No response

Additional context

No response