INFORMATION FOR
This header is useful for several reasons:
Here are some best practices related to x-aspnetmvc-version : x-aspnetmvc-version
It is important to note that ASP.NET Core does not send this header by default . Microsoft redesigned the framework with modern security standards in mind. If you are migrating a legacy application to ASP.NET Core, this header will generally not appear unless explicitly added by custom middleware. This header is useful for several reasons: Here
Overall, the x-aspnetmvc-version header provides valuable information about the ASP.NET MVC version being used by an application, which can be useful for troubleshooting, security, and analytics purposes. This paper examines the header’s origin
The X-AspNetMvc-Version HTTP header is a custom response header automatically injected by ASP.NET MVC frameworks. While intended to aid debugging and runtime environment identification, this header constitutes a form of information disclosure that can aid malicious actors in reconnaissance. This paper examines the header’s origin, technical function, associated security risks, and industry-standard mitigation techniques.
