The Windows Media Active Playlist in Microsoft Windows Media Player 7.1 stores information in a well known location on the local file system, allowing attackers to execute HTML scripts in the Local Computer zone, aka "Media Playback Script Invocation".
Vulnerability in (1) Microsoft Excel 2002 and earlier and (2) Microsoft PowerPoint 2002 and earlier allows attackers to bypass macro restrictions and execute arbitrary commands by modifying the data stream in the document.