Browsershot version 3.57.2 allows an external attacker to remotely obtain arbitrary local files. This is possible because the application does not validate that the HTML content passed to the Browsershot::html method does not contain URL's that use the file:// protocol.
Browsershot version 3.57.2 allows an external attacker to remotely obtain arbitrary local files. This is possible because the application does not validate the URL protocol passed to the Browsershot::url method.
Browsershot version 3.57.3 allows an external attacker to remotely obtain arbitrary local files. This is possible because the application does not validate that the JS content imported from an external source passed to the Browsershot::html method does not contain URLs that use the file:// protocol.
This affects the package spatie/browsershot from 0.0.0. By specifying a URL in the file:// protocol an attacker is able to include arbitrary files in the resultant PDF.