Apr 2026: .NET and Visual Studio Denial of Service Vulnerability
CVE-2026-32203 Published on April 14, 2026
.NET and Visual Studio Denial of Service Vulnerability
Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
Weakness Types
What is a Stack Overflow Vulnerability?
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CVE-2026-32203 has been classified to as a Stack Overflow vulnerability or weakness.
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-32203
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2026-32203 are published in these products:
Affected Versions
Microsoft .NET 10.0:- Version 10.0.0 and below 10.0.6 is affected.
- Version 8.0.0 and below 8.0.26 is affected.
- Version 9.0.0 and below 9.0.15 is affected.
- Version 17.12.0 and below 17.12.19 is affected.
- Version 17.14.0 and below 17.14.30 is affected.
- Version 18.4.0 and below 18.4.4 is affected.