CVE-2025-50170

HIGH

Windows Cloud Files Mini Filter Driver - Privilege Escalation

Title source: llm

Description

Improper handling of insufficient permissions or privileges in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

References (1)

[Vendor Advisory] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50170

Scores

CVSS v3 7.8

EPSS 0.0012

EPSS Percentile 30.8%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-280

Status published

Products (10)

microsoft/windows_10_1809 < 10.0.17763.7678 (2 CPE variants)

microsoft/windows_10_21h2 < 10.0.19044.6216

microsoft/windows_10_22h2 < 10.0.19045.6216

microsoft/windows_11_22h2 < 10.0.22621.5768

microsoft/windows_11_23h2 < 10.0.22631.5768

microsoft/windows_11_24h2 < 10.0.26100.4851

microsoft/windows_server_2019 < 10.0.17763.7678

microsoft/windows_server_2022 < 10.0.20348.3989

microsoft/windows_server_2022_23h2 < 10.0.25398.1791

microsoft/windows_server_2025 < 10.0.26100.4851

Published Aug 12, 2025

Tracked Since Feb 18, 2026