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Critical severity9.6NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026

CVE-2021-43905

CVE-2021-43905

Description

Microsoft Office app Remote Code Execution Vulnerability

Affected products

3

Microsoft/365 Copilot
cpe:2.3:a:microsoft:365_copilot:*:*:*:*:*:*:*:*
Range: <18.2110.13110.0
Microsoft/Officev52 versions
cpe:2.3:a:microsoft:office:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:microsoft:office:*:*:*:*:*:*:*:*range: 0
- (no CPE)

Patches

Vulnerability mechanics

References

1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43905nvdPatchVendor Advisory

News mentions

0

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