When visiting this site securely on HTTPS, there's a warning that the connection isn't secure:

The issue seems to be from these images:

This is a security issue because login cookies are sent unencrypted when loading these images, potentially leading to account takeover on insecure wifi, etc. Can it be fixed?

The issue seems to be from these images:

This is a security issue because login cookies are sent unencrypted when loading these images, potentially leading to account takeover on insecure wifi, etc. Can it be fixed?