CVE-2025-21173— .NET Elevation of Privilege Vulnerability

Quick assessment

Copy summary Copy citation

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 .NET是美国微软（Microsoft）公司的一个致力于敏捷软件开发、快速应用开发、平台无关性和网络透明化的软件框架。 Microsoft .NET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：Microsoft Visual Studio 2022 version 17.8,Microsoft Visual Studio 2022 version 17.10,.NET 8.0 installed on Linux,.NET 9.0 installed on Li

CVE-2025-21173 affects Microsoft .NET 8.0. No confirmed in-the-wild exploitation; assess based on exposure. Microsoft .NET是美国微软（Microsoft）公司的一个致力于敏捷软件开发、快速应用开发、平台无关性和网络透明化的软件框架。 Microsoft .NET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：Microsoft Visual Studio 2022 version 17.8,Microsoft Visual Stu CVE-2025-21173 vulnerability details, Shenlong CVE Platform, https://cve.imfht.com/detail/CVE-2025-21173

I. Basic Information for CVE-2025-21173

Affected Products

II. Public POCs for CVE-2025-21173

III. Intelligence Information for CVE-2025-21173

Vendor Advisories for CVE-2025-21173 (1)

• CVE-2025-21173 - Security Update Guide - Microsoft - .NET Elevation of Privilege Vulnerability vendor-advisory

• https://www.cve.org/CVERecord?id=CVE-2025-21173

Same Patch Batch · Microsoft · 2025-01-14 · 157 CVEs total

Showing top 20 of 157 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

V. Comments for CVE-2025-21173