Denial of Service Vulnerability in .NET Framework by Microsoft
CVE-2026-50524

7.5HIGH

Key Information:

Vendor

Microsoft
Status
.net 10.0
.net 8.0
.net 9.0
Microsoft Visual Studio 2022 Version 17.12
Vendor
CVE Published:
14 July 2026

What is CVE-2026-50524?

An improper validation of specified types of input in the .NET Framework can allow unauthorized attackers to exploit this vulnerability, resulting in a denial of service condition over a network. This can severely disrupt services and lead to extended downtime for applications utilizing the affected framework.

Affected Version(s)

.NET 10.0 10.0.0 < 10.0.6

.NET 8.0 8.0.0 < 8.0.29

.NET 9.0 9.0.0 < 9.0.18

References

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

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.