HIGH: System.Security.Cryptography.Xml — Microsoft Security Advisory CVE-2026-32203 – .NET and Visual Studio Denial of Service Vulnerability
Executive Summary: Microsoft is releasing this security advisory to provide information about a vulnerability in System.Security.Cryptography.Xml. This advisory also provides guidance on what developers can do to update their applications to remove this…
Source System.Security.Cryptography.XmlPublished 6d ago · Jul 28, 2026Posted on Threads

What we hold
- Package
- System.Security.Cryptography.Xml
- Ecosystem
- nuget
- Severity
- HIGH
- ID
- CVE-2026-32203
Executive Summary: Microsoft is releasing this security advisory to provide information about a vulnerability in System.Security.Cryptography.Xml. This advisory also provides guidance on what developers can do to update their applications to remove this…