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authorAndrey Andreev <narf@devilix.net>2014-01-21 22:52:31 +0100
committerAndrey Andreev <narf@devilix.net>2014-01-21 22:52:31 +0100
commit4356806dc0298363217694d727db9cad84a073e0 (patch)
tree16109f0ecca2963cbc3085c50a37638b00dbcdda /system/core/Security.php
parent1a9a4dc55112d264a61e1c50cf52733c993e0e52 (diff)
Add <button> to the list of 'naugthy' html elements in CI_Security::xss_clean()
Diffstat (limited to 'system/core/Security.php')
-rw-r--r--system/core/Security.php4
1 files changed, 2 insertions, 2 deletions
diff --git a/system/core/Security.php b/system/core/Security.php
index 95957a3d8..eb2695801 100644
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -134,7 +134,7 @@ class CI_Security {
'(document|(document\.)?window)\.(location|on\w*)',
'expression\s*(\(|&\#40;)', // CSS and IE
'vbscript\s*:', // IE, surprise!
- 'Redirect\s+302',
+ 'Redirect\s+30\d',
"([\"'])?data\s*:[^\\1]*?base64[^\\1]*?,[^\\1]*?\\1?"
);
@@ -456,7 +456,7 @@ class CI_Security {
* So this: <blink>
* Becomes: &lt;blink&gt;
*/
- $naughty = 'alert|applet|audio|basefont|base|behavior|bgsound|blink|body|embed|expression|form|frameset|frame|head|html|ilayer|iframe|input|isindex|layer|link|meta|object|plaintext|style|script|textarea|title|video|xml|xss';
+ $naughty = 'alert|applet|audio|basefont|base|behavior|bgsound|blink|body|embed|expression|form|frameset|frame|head|html|ilayer|iframe|input|button|isindex|layer|link|meta|object|plaintext|style|script|textarea|title|video|xml|xss';
$str = preg_replace_callback('#<(/*\s*)('.$naughty.')([^><]*)([><]*)#is', array($this, '_sanitize_naughty_html'), $str);
/*