CVE-2010-2738: Microsoft Office

High severity, CVSS 9.3. EPSS: 18.5% chance of exploitation in the next 30 days.

The Uniscribe (aka new Unicode Script Processor) implementation in USP10.DLL in Microsoft Windows XP SP2 and SP3, Server 2003 SP2, Vista SP1 and SP2, and Server 2008 Gold and SP2, and Microsoft Office XP SP3, 2003 SP3, and 2007 SP2, does not properly validate tables associated with malformed OpenType fonts, which allows remote attackers to execute arbitrary code via a crafted (1) web site or (2) Office document, aka "Uniscribe Font Parsing Engine Memory Corruption Vulnerability."

Affected products

• Microsoft Office: version 2003 only; version 2007 only; version xp only
• Microsoft Windows Server 2003: any version
• Microsoft Windows Server 2008: any version; affected versions not specified
• Microsoft Windows Vista: any version; affected versions not specified
• Microsoft Windows XP: any version; affected versions not specified

Published 2010-09-15. Last modified 2026-06-16.