Is CVE-2025-21176 actively exploited?

CVE-2025-21176 has no public evidence of in-the-wild exploitation as of 2025-05-06.

What is the CVSS score for CVE-2025-21176?

CVE-2025-21176 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

How do I patch CVE-2025-21176?

Patch guidance is available from microsoft security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-21176.

Fix CVE-2025-21176 - HIGH microsoft .net

Q: Which products are affected by CVE-2025-21176?

20 products: microsoft .net, microsoft visual studio 2017, microsoft .net framework, microsoft .net framework, microsoft .net framework, and 15 more.

Description

.NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-126NVD-CWE-noinfo

Metadata

Primary Vendor: MICROSOFT
Published: 1/14/2025
Last Modified: 5/6/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

microsoft : .netmicrosoft : visual_studio_2017microsoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net_frameworkmicrosoft : .net

Remediation Guidance

Executive Summary

View on NIST NVD