Microsoft Excel multiple security vulnerabilities, Outlook mailt: URI code execution, multiple Office memory corruptions, Office Web Components multiple security vulnerabilities.
CVE-2008-0113 (Unspecified vulnerability in Microsoft Office Excel Viewer 2003 up to SP3 allows user-assisted remote attackers to execute arbitrary code via an Excel document with malformed cell comments that trigger memory corruption from an "allocation error," aka "Microsoft Office Cell Parsing Memory Corruption Vulnerability.")
CVE-2006-4695 (Unspecified vulnerability in certain COM objects in Microsoft Office Web Components 2000 allows user-assisted remote attackers to execute arbitrary code via a crafted URL, aka "Office Web Components URL Parsing Vulnerability.")