CVE-2021-1661

—

CVSS 3.1

7.8 high

EPSS

<1%p55

Published

Jan 12, 2021 (Jan 12, 2021)

Modified

Jun 17, 2026

Description

Windows Installer Elevation of Privilege Vulnerability

Vendors: microsoft
Products: windows 10, windows 7, windows 8.1, windows rt 8.1, windows server 2008, windows server 2012, windows server 2016, windows server 2019
Weakness: CWE-665
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.8%)

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