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← Database
CVE-2021-38655
HIGH
CVSS:
7.8
Published: 2021-09-15
Modified: 2026-08-10
Description
Microsoft Excel Remote Code Execution Vulnerability
Affected Platforms
Microsoft 365 Apps
Microsoft Office Online Server
Microsoft Excel
Microsoft Office
Microsoft Office Web Apps
Weakness Type
CWE-416
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38655
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3865…
https://www.zerodayinitiative.com/advisories/ZDI-21-1080/