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CVE-2025-55248— .NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability

Quick assessment

Affected
Microsoft .NET 8.0
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 Visual Studio等都是美国微软（Microsoft）公司的产品。Microsoft Visual Studio是一款开发工具套件系列产品，也是一个基本完整的开发工具集，Microsoft .NET Framework是一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。Microsoft .NET是一个致力于敏捷软件开发、快速应用开发

CVSS 4.8 · Medium EPSS 0.72% · P52

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2025-55248

Vulnerability Information
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Vulnerability Title
.NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的加密强度
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft多款产品 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Visual Studio等都是美国微软（Microsoft）公司的产品。Microsoft Visual Studio是一款开发工具套件系列产品，也是一个基本完整的开发工具集，Microsoft .NET Framework是一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。Microsoft .NET是一个致力于敏捷软件开发、快速应用开发
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 .NET 8.0 8.0.0 ~ 8.0.21 -
Microsoft .NET 9.0 9.0.0 ~ 9.0.10 -
Microsoft Microsoft .NET Framework 2.0 Service Pack 2 2.0.0 ~ 2.0.50727.8981 -
Microsoft Microsoft .NET Framework 3.0 Service Pack 2 3.0.0 ~ 2.0.50727.8981 -
Microsoft Microsoft .NET Framework 3.5 3.5.0 ~ 2.0.50727.8981 -
Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 4.7.0 ~ 4.7.04137.03 -
Microsoft Microsoft .NET Framework 3.5 AND 4.8 4.8.0 ~ 4.8.04798.02 -
Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 4.8.1 ~ 4.8.1.09320.02 -
Microsoft Microsoft .NET Framework 3.5.1 3.5.0 ~ 2.0.50727.8981 -
Microsoft Microsoft .NET Framework 4.6.2 4.7.0 ~ 4.7.04137.03 -
Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7.0 ~ 4.7.04137.03 -
Microsoft Microsoft .NET Framework 4.8 4.8.0 ~ 4.8.04798.02 -
Microsoft Microsoft Visual Studio 2022 version 17.10 17.10.0 ~ 17.10.20 -
Microsoft Microsoft Visual Studio 2022 version 17.12 17.12.0 ~ 17.12.13 -
Microsoft Microsoft Visual Studio 2022 version 17.14 17.14.0 ~ 17.14.17 -

II. Public POCs for CVE-2025-55248

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III. Intelligence Information for CVE-2025-55248

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Same Patch Batch · Microsoft · 2025-10-14 · 167 CVEs total

CVE-2025-55315 9.9 CRITICAL ASP.NET Security Feature Bypass Vulnerability
CVE-2025-49708 9.9 CRITICAL Microsoft Graphics Component Elevation of Privilege Vulnerability
CVE-2025-59287 9.8 CRITICAL Windows Server Update Service (WSUS) Remote Code Execution Vulnerability
CVE-2025-58718 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2025-59249 8.8 HIGH Microsoft Exchange Server Elevation of Privilege Vulnerability
CVE-2025-59213 8.8 HIGH Configuration Manager Elevation of Privilege Vulnerability
CVE-2025-58716 8.8 HIGH Windows Speech Runtime Elevation of Privilege Vulnerability
CVE-2025-58715 8.8 HIGH Windows Speech Runtime Elevation of Privilege Vulnerability
CVE-2025-59237 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2025-59295 8.8 HIGH Windows URL Parsing Remote Code Execution Vulnerability
CVE-2025-59228 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2025-53782 8.4 HIGH Microsoft Exchange Server Elevation of Privilege Vulnerability
CVE-2025-59236 8.4 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-59292 8.2 HIGH Azure Compute Gallery Elevation of Privilege Vulnerability
CVE-2025-59291 8.2 HIGH Confidential Azure Container Instances Elevation of Privilege Vulnerability
CVE-2025-59250 8.1 HIGH JDBC Driver for SQL Server Spoofing Vulnerability
CVE-2025-59255 7.8 HIGH Windows DWM Core Library Elevation of Privilege Vulnerability
CVE-2025-58714 7.8 HIGH Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2025-59207 7.8 HIGH Windows Kernel Elevation of Privilege Vulnerability
CVE-2025-55697 7.8 HIGH Azure Local Elevation of Privilege Vulnerability

Showing top 20 of 167 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: .NET 8.0
Same vendor: Microsoft
Same weakness: CWE-326

V. Comments for CVE-2025-55248

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