<s>
The	O
Yamanner	B-Language
worm	O
is	O
a	O
computer	O
worm	O
written	O
in	O
JavaScript	B-Language
that	O
targeted	O
a	O
vulnerability	O
in	O
the	O
Yahoo	B-Application
!	I-Application
</s>
<s>
Released	O
on	O
June	O
12	O
,	O
2006	O
,	O
the	O
worm	O
spread	O
through	O
the	O
Yahoo	B-Application
!	I-Application
</s>
