Install the Meedio Helper Plugin
Activate it under “Full Time Plugins”
Thanks to Jelle Hissink for the Meedio Helper Plugin!

Find the screen-file for the RSS detailed screen, most likely found here:
C:Program FilesMeedioMeedio EssentialspluginsimportRss

…and named “RSS.screen”

Open it in notepad and exchange the following code:
standard=”execute” program=”iexplore.exe” params=”-k {file}” window=”maximized”

With this code:
message=”meedio-helper.command.open-url” url=”{file}”

Thanks to Sannie for the code!

…and off you go. The full story opens in the Meedio Browser Plugin.