Unrated severityNVD Advisory· Published Apr 13, 2021· Updated Aug 15, 2025
Visual Studio Installer Elevation of Privilege Vulnerability
CVE-2021-27064
Description
Visual Studio Installer Elevation of Privilege Vulnerability
Affected products
4- Microsoft/Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)v5cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*Range: 15.9.0
- Microsoft/Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)v5cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*Range: 16.0.0
- Microsoft/Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)v5cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*Range: 15.0.0
Patches
Vulnerability mechanics
References
1- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27064mitrex_refsource_MISC
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