Product
48 published CVES affecting Microsoft visual studio 2026, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
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Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an unauthorized attacker to perform tampering over a network.
Improper certificate validation in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.
Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.
External control of file name or path in .NET allows an unauthorized attacker to elevate privileges over a network.
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.
Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.
Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.
Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.
Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.
Uncaught exception in .NET allows an authorized attacker to elevate privileges locally.
Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.
Unchecked input for loop condition in .NET allows an unauthorized attacker to deny service over a network.
Improper removal of sensitive information before storage or transfer in .NET allows an unauthorized attacker to disclose information over a network.
Inconsistent interpretation of http requests ('http request/response smuggling') in .NET allows an unauthorized attacker to bypass a security feature over a network.
Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.
Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.