Jul 2026: ASP.NET Core Denial of Service Vulnerability
CVE-2026-56170 Published on July 14, 2026
ASP.NET Core Denial of Service Vulnerability
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Weakness Type
Allocation of Resources Without Limits or Throttling
The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
Products Associated with CVE-2026-56170
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Affected Versions
Microsoft .NET 10.0:- Version 10.0.0 and below 5104034 is affected.
- Version 8.0.0 and below 8.0.29 is affected.
- Version 9.0.0 and below 9.0.18 is affected.