A vulnerability was found in kasuganosoras Pigeon 1.0.177. It has been declared as critical. This vulnerability affects unknown code of the file /pigeon/imgproxy/index.php. The manipulation of the argument url leads to server-side request forgery. The attack can be initiated remotely. Upgrading to version 1.0.181 is able to address this issue. The patch is identified as 84cea5fe73141689da2e7ec8676d47435bd6423e. It is recommended to upgrade the affected component.
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.