CVE-2026-20847 MEDIUM

CVE-2026-20847: Microsoft Windows File Explorer Spoofing Vulnerability

Vendor Microsoft
Product Windows 10 Version 1607
Weakness CWE-200 · Info exposure
Published January 13, 2026
Last update April 1, 2026
View on NVD All CVEs

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.

Key dates

02Disclosure timeline

January 13, 2026 CVE published
April 1, 2026 Record updated