diff --git a/include/utils/VtlibUtils.php b/include/utils/VtlibUtils.php
index 1094542ae70fc82f32797ab0a31ea7dc3d8491e6..3f776980812190b3be4223484af6994b9fc0138a 100644
--- a/include/utils/VtlibUtils.php
+++ b/include/utils/VtlibUtils.php
@@ -722,6 +722,7 @@ function purifyHtmlEventAttributes($value,$replaceAll = false){
     
     // remove malicious html attributes with its value.
     if ($replaceAll) {
+        //Handled to address multiple html entity encoding for '=' character
         $regex = '\s*(=|=|=|=|=)\s*(?:"[^"]*"[\'"]*|\'[^\']*\'[\'"]*|[^]*[\s\/>])*/i';
         $value = preg_replace("/\s*(" . $htmlEventAttributes . ")" . $regex, '', $value);
     } else {