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-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 8ca66d297..e4bd327b5 100644
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -787,11 +787,11 @@ class CI_Security {
$count = $temp_count = 0;
// replace occurrences of illegal attribute strings with quotes (042 and 047 are octal quotes)
- $str = preg_replace('/<([^>]+((?<=\042)[^\042]*(?=\042)|(?<=\047)[^\047]*(?=047))*[^>]*)(?<!\w)('.implode('|', $evil_attributes).')\s*=\s*(\042|\047)([^\\4]*?)(\\4)/is', '<$1[removed]', $str, -1, $temp_count);
+ $str = preg_replace('/<([^>]+(((?<=\042)[^\042]*(?=\042)|(?<=\047)[^\047]*(?=\047))[^>]*)*)(?<!\w)('.implode('|', $evil_attributes).')\s*=\s*(\042|\047)([^\\4]*?)(\\4)/is', '<$1[removed]', $str, -1, $temp_count);
$count += $temp_count;
// find occurrences of illegal attribute strings without quotes
- $str = preg_replace('/<([^>]+((?<=\042)[^\042]*(?=\042)|(?<=\047)[^\047]*(?=047))*[^>]*)(?<!\w)('.implode('|', $evil_attributes).')\s*=\s*([^\s>]*)/is', '<$1[removed]', $str, -1, $temp_count);
+ $str = preg_replace('/<([^>]+(((?<=\042)[^\042]*(?=\042)|(?<=\047)[^\047]*(?=\047))[^>]*)*)(?<!\w)('.implode('|', $evil_attributes).')\s*=\s*([^\s>]*)/is', '<$1[removed]', $str, -1, $temp_count);
$count += $temp_count;
}
while ($count);