Vulnerability Intelligence Report
.NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability
CVE-2025-21176
.NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:2.26%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-126 ↗CWE-126: Buffer Over-read
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | .NET 8.0 | 8.0.0 < 8.0.12 (affected) |
| Microsoft | .NET 9.0 | 9.0.0 < 9.0.1 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 | 3.0.0.0 < 10.0.14393.7699 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 | 4.7.0 < 4.7.04126.01 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 | 4.8.0 < 4.8.04775.01 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8.1 | 4.8.1 < 4.8.1.09294.01 (affected) |
| Microsoft | Microsoft .NET Framework 4.6.2 | 4.7.0 < 4.7.04126.01 (affected) |
| Microsoft | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 | 4.7.0 < 4.7.04126.01 (affected) |
| Microsoft | Microsoft .NET Framework 4.6/4.6.2 | 10.0.0.0 < 10.0.10240.20890 (affected) |
| Microsoft | Microsoft .NET Framework 4.8 | 4.8.0 < 4.8.04775.01 (affected) |
| Microsoft | Microsoft Visual Studio 2015 Update 3 | 14.0.0 < 14.0.24252.2 (affected) |
| Microsoft | Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) | 15.9.0 < 15.9.69 (affected) |
| Microsoft | Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) | 16.11.0 < 16.11.43 (affected) |
| Microsoft | Microsoft Visual Studio 2022 version 17.10 | 17.10.0 < 17.10.10 (affected) |
| Microsoft | Microsoft Visual Studio 2022 version 17.12 | 17.12.0 < 17.12.4 (affected) |
| Microsoft | Microsoft Visual Studio 2022 version 17.6 | 17.6.0 < 17.6.22 (affected) |
| Microsoft | Microsoft Visual Studio 2022 version 17.8 | 17.8.0 < 17.8.17 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.262%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2024-12-05T21:43:30 |
| Published | 2025-01-14T18:04:00 |
| Patch Date | 2025-01-14 |
| Last Updated | 2026-06-09T18:29:04 |
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