CVE-2021-27064: Microsoft Visual Studio 2017

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Visual Studio Installer Elevation of Privilege Vulnerability

Affected products

• Microsoft Visual Studio 2017: from 15.0, up to and including 15.9
• Microsoft Visual Studio 2019: from 16.0, up to and including 16.4; from 16.6, up to and including 16.7; from 16.8, up to and including 16.9

Published 2021-04-13. Last modified 2026-06-17.