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Remark about bypassing host list with punycode.

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Signed-off-by: Edward Z. Yang <ezyang@mit.edu>
This commit is contained in:
Edward Z. Yang 2012-01-06 05:32:53 -08:00
parent 974fe3f25e
commit 9de0785448
1 changed files with 4 additions and 0 deletions
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4
library/HTMLPurifier/URIFilter/HostBlacklist.php
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@ -1,5 +1,9 @@
<?php
// It's not clear to me whether or not Punycode means that hostnames
// do not have canonical forms anymore. As far as I can tell, it's
// not a problem (punycoding should be identity when no Unicode
// points are involved), but I'm not 100% sure
class HTMLPurifier_URIFilter_HostBlacklist extends HTMLPurifier_URIFilter
{
public $name = 'HostBlacklist';