Unspecified vulnerability in Microsoft Word in Office 2000 and XP SP3, 2003 SP2 and SP3, and 2007 Office System SP1 and earlier allows remote attackers to execute arbitrary code via a Rich Text Format (.rtf) file with a malformed string that triggers a "memory calculation error" and a heap-based buffer overflow, aka "Object Parsing Vulnerability."

Use-after-free vulnerability in Microsoft Word in Office 2000 and XP SP3, 2003 SP2 and SP3, and 2007 Office System SP1 and earlier allows remote attackers to execute arbitrary code via an HTML document with a large number of Cascading Style Sheets (CSS) selectors, related to a "memory handling error" that triggers memory corruption.

Buffer overflow in msjet40.dll before 4.0.9505.0 in Microsoft Jet Database Engine allows remote attackers to execute arbitrary code via a crafted Word file, as exploited in the wild in March 2008. NOTE: as of 20080513, Microsoft has stated that this is the same issue as CVE-2007-6026.