UNKNOWNKNOWN EXPLOITED

CVE-2009-3129

Microsoft Excel Featheader Record Memory Corruption Vulnerability

Published: 2022-03-03
Modified: 2026-07-31
Sources: cisa-kev

Summary

Microsoft Office Excel 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.

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog

Includes data from the CISA Known Exploited Vulnerabilities catalog.

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