CVE-2026-70161: .NET 10.0 10.0.0 to before 10.0.402; +4 more affected products

Affected technology

.NET 10.0 · 10.0.0 to before 10.0.402
Microsoft

.NET 11.0 · 11.0.0 to before 11.0.100-rc.2
Microsoft

.NET 9.0 · 9.0.0 to before 9.0.319, 9.0.122
Microsoft

Microsoft Visual Studio 2022 version 17.14 · 17.14.0 to before 17.14.42
Microsoft

Microsoft Visual Studio 2026 version 18.10 · 18.10.0 to before 18.10.4
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · User interaction required

What an attacker can do

An authorized attacker can elevate privileges locally. Vendor/CNA’s CVSS 3.1 assessment (base score 7.3/10) rates confidentiality, integrity and availability impact as high.