CVE-2021-26876

HighCVSS 8.8/10Last modified Aug 19, 2026

Description

OpenType Font Parsing Remote Code Execution Vulnerability

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1803>= 10.0.0, < 10.0.17134.2087
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.1817
MicrosoftWindows 10 Version 1809>= 10.0.0, < 10.0.17763.1817
MicrosoftWindows 10 Version 1909>= 10.0.0, < 10.0.18363.1440
MicrosoftWindows 10 Version 2004>= 10.0.0, < 10.0.19043.867
MicrosoftWindows 10 Version 20H2>= 10.0.0, < 10.0.19043.867
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.1817
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.1817
MicrosoftWindows Server version 2004>= 10.0.0, < 10.0.19043.867
MicrosoftWindows Server version 20H2>= 10.0.0, < 10.0.19043.867
MicrosoftWindows Server, version 1909 (Server Core installation)>= 10.0.0, < 10.0.18363.1440

References

Timeline

Published
Mar 11, 2021
Last modified
Aug 19, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-26876: High severity, CVSS 8.8 | Vulnix