Prevent redirect to Host (2) (#19175) #19186
Merged
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Backport #19175
Unhelpfully Locations starting with
/\
will be converted by thebrowser to
//
because ... well I do not fully understand. Certainlythe RFCs and MDN do not indicate that this would be expected. Providing
"compatibility" with the (mis)behaviour of a certain proprietary OS is
my suspicion. However, we clearly have to protect against this.
Therefore we should reject redirection locations that match the regular
expression:
^/[\\\\/]+
Reference #9678
Signed-off-by: Andrew Thornton [email protected]