CVE-2025-55233— Windows Projected File System Elevation of Privilege Vulnerability
Quick assessment
Affected
Microsoft Windows 10 Version 1809
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Projected File System是美国微软（Microsoft）公司的一个应用系统。将层次结构数据投影到文件系统中，使其在文件系统中显示为文件和目录。 Microsoft Projected File System存在缓冲区错误漏洞。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 Systems,Wi
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2025-55233
Vulnerability Information
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Vulnerability Title
Windows Projected File System Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Out-of-bounds read in Windows Projected File System 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
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Projected File System 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Projected File System是美国微软（Microsoft）公司的一个应用系统。将层次结构数据投影到文件系统中，使其在文件系统中显示为文件和目录。 Microsoft Projected File System存在缓冲区错误漏洞。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 Systems,Wi
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-2025-55233
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2025-55233 (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-2025-62550 | 8.8 HIGH | Azure Monitor Agent Remote Code Execution Vulnerability |
| CVE-2025-62549 | 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-2025-64678 | 8.8 HIGH | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability |
| CVE-2025-64671 | 8.4 HIGH | GitHub Copilot for Jetbrains Remote Code Execution Vulnerability |
| CVE-2025-62554 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2025-62557 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2025-62467 | 7.8 HIGH | Windows Projected File System Elevation of Privilege Vulnerability |
| CVE-2025-62464 | 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 |
| CVE-2025-62474 | 7.8 HIGH | Windows Remote Access Connection Manager Elevation of Privilege Vulnerability |
| CVE-2025-62221 | 7.8 HIGH | Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability |
| CVE-2025-62552 | 7.8 HIGH | Microsoft Access Remote Code Execution Vulnerability |
| CVE-2025-62461 | 7.8 HIGH | Windows Projected File System Elevation of Privilege Vulnerability |
| CVE-2025-62553 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2025-54100 | 7.8 HIGH | PowerShell Remote Code Execution Vulnerability |
| CVE-2025-64679 | 7.8 HIGH | Windows DWM Core Library Elevation of Privilege Vulnerability |
| CVE-2025-64680 | 7.8 HIGH | Windows DWM Core Library Elevation of Privilege Vulnerability |
| CVE-2025-64661 | 7.8 HIGH | Windows Shell Elevation of Privilege Vulnerability |
Showing top 20 of 56 CVEs. View all on vendor page → →
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V. Comments for CVE-2025-55233
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