CVE-2025-21206 HIGH

CVE-2025-21206: Visual Studio Installer Elevation of Privilege Vulnerability

Vendor Microsoft
Product Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)
Weakness CWE-427
Published February 11, 2025
Last update February 13, 2026

CVSS base score

7.3/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Visual Studio Installer Elevation of Privilege Vulnerability

Key dates

02Disclosure timeline

February 11, 2025 CVE published
February 13, 2026 Record updated