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Fencer Vulns
critical 9.3

CVE-2009-3127 in the critical feed json

Microsoft Office Excel 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, and Office Excel Viewer…

published 2009-11-11 16 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3110

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
25.1%
EPSS 25.1% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Microsoft Office Excel 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, and Office Excel Viewer 2003 SP3 do not properly parse the Excel file format, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Cache Memory Corruption Vulnerability."

Exploit prediction

25.07% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.