CVE-2026-69439
Microsoft · Published September 8, 2026
8.8
CVSS v3.1
HIGHPatch availableGet patch
Description
.NET and Visual Studio Elevation of Privilege Vulnerability. Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
Affected Products
- .NET 10.0 installed on Windows
- .NET 8.0 installed on Windows
- .NET 9.0 installed on Windows
- Microsoft Visual Studio 2022 version 17.14
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C