"joomla\administrator\components\com_comprofiler\library\phpinputfilter\phpinputfilter.inputfilter.php" line 328:

from:
$source = preg_replace('/&#(\d+);/me', "utf8_encode(chr(\\1))", $source); // decimal notation
to:
$source=preg_replace_callback('/&#(\d+);/m',function($m){return utf8_encode(chr($m[1]));},$source); // decimal notation
		
"joomla\administrator\components\com_comprofiler\library\phpinputfilter\phpinputfilter.inputfilter.php" line 331:

from:
$source=preg_replace('/&#x([a-f0-9]+);/mei',"utf8_encode(chr(0x\\1))", $source); // hex notation
to:
$source=preg_replace_callback('/&#x([a-f0-9]+);/mi',function($m){return utf8_encode(chr('0x'.$m[1]));}, $source); // hex notation