Security Error: PDF files must be hosted on the same domain as this site.

PDF is hosted on: http://http%3A%2F%2Fkdvir.org.il%2Fwp-content%2Fuploads%2F2018%2F10%2F%D7%9E%D7%A4%D7%94-3.pdf but this site is: https://kdvir.org.il