A security vulnerability has been detected in SourceCodester Link Status Checker 1.0. This vulnerability affects unknown code of the file index.php. The manipulation of the argument proxy leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.