CVE-2021-27064 HIGH

CVE-2021-27064: Visual Studio Installer Elevation of Privilege Vulnerability

Vendor Microsoft
Product Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)
Published April 13, 2021
Last update August 15, 2025
View on NVD All CVEs

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

Visual Studio Installer Elevation of Privilege Vulnerability

Key dates

02Disclosure timeline

April 13, 2021 CVE published
August 15, 2025 Record updated