RIM has quietly launched BlackBerry Enterprise Server 5.0 Service Pack 3 (AKA BES 5.0.3). The release is available for both Microsoft Exchange and IBM Lotus Domino but not Novell Groupwise. They have also left BlackBerry Enterprise Server Express 5.0 out of this update but that is supposedly coming next month.
You can pick up BES 5.0.3 for Microsoft Exchange and IBM Lotus Domino at the link below:
Let us know what you spot in the download if you pick it up!