CVE-2025-21271

High

Description

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

SeverityHigh
CVSS7.8
Exploit probability—
ProductMicrosoft Windows
PublishedJan 14, 2025
First seenJan 14, 2025
Weakness typeCWE-126CWE-126

How to fix

Update
  • microsoft windows_10_180910.0.17763.6775 or later
  • microsoft windows_10_21h210.0.19044.5371 or later
  • microsoft windows_10_22h210.0.19045.5371 or later
  • microsoft windows_server_201910.0.17763.6775 or later
  • microsoft windows_server_202210.0.20348.3091 or later

Affected products

ProductAffected versionsFixed in
microsoft windows_10_1809v < 10.0.17763.677510.0.17763.6775
microsoft windows_10_21h2v < 10.0.19044.537110.0.19044.5371
microsoft windows_10_22h2v < 10.0.19045.537110.0.19045.5371
microsoft windows_server_2019v < 10.0.17763.677510.0.17763.6775
microsoft windows_server_2022v < 10.0.20348.309110.0.20348.3091

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

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