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CVE-2009-3129

CWE-787

Critical

91.7

RPS

Description

Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer 2003 SP3; Office Excel Viewer SP1 and SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset, aka "Excel Featheader Record Memory Corruption Vulnerability."

Source: NVD

Signals

CVSS
7.8
High · v3.1
EPSS
84.03%
Probability of exploitation in the next 30 days (FIRST)
CISA KEV
In CISA KEV since Mar 2022
Fix commit
No known fix commit
Sources: MoreFixes, FreshFixes
Weakness
CWE-787
Published
11 Nov 2009
Last modified 22 Apr 2026

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Data as of 8 Oct 2026, 05:16 UK time

CVE-2009-3129 · RPS 91.7 · DevSecure Intelligence