.NET Framework Security Feature Bypass Vulnerability
CVE-2026-70194

6.5MEDIUM

Key Information:

Vendor

Microsoft
Status
.net 11.0
Microsoft Visual Studio 2022 Version 17.14
Microsoft Visual Studio 2026 Version 18.10
Vendor
CVE Published:
13 October 2026

What is CVE-2026-70194?

Improper certificate validation in .NET Framework allows an unauthorized attacker to bypass a security feature over a network.

Affected Version(s)

.NET 11.0 11.0.0 < 11.0.0-rc.2

Microsoft Visual Studio 2022 version 17.14 17.14.0 < 17.14.42

Microsoft Visual Studio 2026 version 18.10 18.10.0 < 18.10.4

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.