CVE-2026-32226
Race Condition in .NET Framework Causes Remote Denial of Service
Publication date: 2026-04-14
Last updated on: 2026-05-06
Assigner: Microsoft Corporation
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | .net_framework | 4.7.2 |
| microsoft | .net_framework | 3.5 |
| microsoft | .net_framework | 4.8 |
| microsoft | .net_framework | 4.8.1 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-362 | The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
This vulnerability allows an unauthorized attacker to cause a denial of service over a network by exploiting a race condition in the .NET Framework.
However, there is no information provided about any impact on data confidentiality, integrity, or privacy that would directly affect compliance with standards such as GDPR or HIPAA.
Therefore, based on the available information, this vulnerability primarily affects availability but does not explicitly indicate non-compliance with common data protection regulations.
Can you explain this vulnerability to me?
This vulnerability is a race condition in the .NET Framework caused by concurrent execution using a shared resource without proper synchronization. This flaw allows an unauthorized attacker to exploit the timing issue to cause a denial of service over a network.
How can this vulnerability impact me? :
The primary impact of this vulnerability is that an attacker can cause a denial of service (DoS) condition remotely. This means that legitimate users may be unable to access or use affected services or applications running on the .NET Framework.