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CVE-2025-62454— Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1809
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows Cloud Files Mini Filter Driver是美国微软（Microsoft）公司的一款云文件过滤器驱动程序。 Microsoft Windows Cloud Files Mini Filter Driver存在安全漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows 11 Version 25H2 for ARM64-based Systems,Windows 11 Version 25H2 for x64-based System

CVSS 7.8 · High EPSS 2.26% · P81

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2025-62454

Vulnerability Information
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Vulnerability Title
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Cloud Files Mini Filter Driver 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Cloud Files Mini Filter Driver是美国微软（Microsoft）公司的一款云文件过滤器驱动程序。 Microsoft Windows Cloud Files Mini Filter Driver存在安全漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows 11 Version 25H2 for ARM64-based Systems,Windows 11 Version 25H2 for x64-based System
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.8146 -
Microsoft Windows 10 Version 21H2 10.0.19044.0 ~ 10.0.19044.6691 -
Microsoft Windows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.6691 -
Microsoft Windows 11 version 22H3 10.0.22631.0 ~ 10.0.22631.6345 -
Microsoft Windows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.6345 -
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.7462 -
Microsoft Windows 11 Version 25H2 10.0.26200.0 ~ 10.0.26200.7462 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.8146 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.8146 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.4529 -
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.2025 -
Microsoft Windows Server 2025 10.0.26100.0 ~ 10.0.26100.7462 -
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.7462 -

II. Public POCs for CVE-2025-62454

# POC Description Source Link Shenlong Link
1 None https://github.com/96613686/CVE-2025-62454 POC Details
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III. Intelligence Information for CVE-2025-62454

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Vendor Advisories for CVE-2025-62454 (1)

Same Patch Batch · Microsoft · 2025-12-09 · 56 CVEs total

CVE-2025-62456 8.8 HIGH Windows Resilient File System (ReFS) Remote Code Execution Vulnerability
CVE-2025-64678 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-64672 8.8 HIGH Microsoft SharePoint Server Spoofing Vulnerability
CVE-2025-62549 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-62550 8.8 HIGH Azure Monitor Agent Remote Code Execution Vulnerability
CVE-2025-64671 8.4 HIGH GitHub Copilot for Jetbrains Remote Code Execution Vulnerability
CVE-2025-62557 8.4 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2025-62554 8.4 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2025-62552 7.8 HIGH Microsoft Access Remote Code Execution Vulnerability
CVE-2025-62221 7.8 HIGH Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
CVE-2025-64661 7.8 HIGH Windows Shell Elevation of Privilege Vulnerability
CVE-2025-64680 7.8 HIGH Windows DWM Core Library Elevation of Privilege Vulnerability
CVE-2025-64679 7.8 HIGH Windows DWM Core Library Elevation of Privilege Vulnerability
CVE-2025-54100 7.8 HIGH PowerShell Remote Code Execution Vulnerability
CVE-2025-62553 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-62558 7.8 HIGH Microsoft Word Remote Code Execution Vulnerability
CVE-2025-62474 7.8 HIGH Windows Remote Access Connection Manager Elevation of Privilege Vulnerability
CVE-2025-55233 7.8 HIGH Windows Projected File System Elevation of Privilege Vulnerability
CVE-2025-62467 7.8 HIGH Windows Projected File System Elevation of Privilege Vulnerability
CVE-2025-62462 7.8 HIGH Windows Projected File System Elevation of Privilege Vulnerability

Showing top 20 of 56 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1809
Same vendor: Microsoft
Same weakness: CWE-122

V. Comments for CVE-2025-62454

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