Microsoft ASP.NET Core allocation of resources

Summaryinfo

A vulnerability classified as problematic was found in Microsoft ASP.NET Core. The affected element is an unknown function. Executing a manipulation can lead to allocation of resources. This vulnerability is handled as CVE-2026-50506. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Microsoft ASP.NET Core (version unknown). This vulnerability affects an unknown function. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is CWE-770. The product 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. As an impact it is known to affect availability. CVE summarizes:

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

The advisory is available at msrc.microsoft.com. This vulnerability was named CVE-2026-50506 since 06/04/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/14/2026). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Microsoft

Name

• ASP.NET Core

License

• open-source

Website

• Vendor: https://www.microsoft.com/

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