CVE-2008-0121: Microsoft Office PowerPoint Viewer

High severity, CVSS 9.3. EPSS: 30.9% chance of exploitation in the next 30 days.

A "memory calculation error" in Microsoft PowerPoint Viewer 2003 allows remote attackers to execute arbitrary code via a PowerPoint file with an invalid picture index that triggers memory corruption, aka "Memory Calculation Vulnerability."

Affected products

• Microsoft Office PowerPoint Viewer: version 2003 only

Published 2008-08-13. Last modified 2026-06-16.