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run code in 300+ PHP versions simultaneously
<?php $buffer = <<<XML <?xml version="1.0"?> <!DOCTYPE foo [ <!ELEMENT foo ANY > <!ENTITY xxe SYSTEM "data://text/plain,test" >]><foo>&xxe;</foo> XML; //libxml_disable_entity_loader(false); $xml = simplexml_load_string($buffer); $xml->asXML('php://output'); $xml = simplexml_load_string($buffer, 'SimpleXMLElement', LIBXML_NOENT); $xml->asXML('php://output');
Output for git.master, git.master_jit, rfc.property-hooks
<?xml version="1.0"?> <!DOCTYPE foo [ <!ELEMENT foo ANY> <!ENTITY xxe SYSTEM "data://text/plain,test"> ]> <foo>&xxe;</foo> <?xml version="1.0"?> <!DOCTYPE foo [ <!ELEMENT foo ANY> <!ENTITY xxe SYSTEM "data://text/plain,test"> ]> <foo>test</foo>

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