kaspersky detected vulnerability in my php Affected products: PHP versions earlier than 5.4.39 PHP 5.5 versions earlier than 5.5.23 PHP 5.6 versions earlier than 5.6.7 mine is i guess 5.3 bcz it's in c:\program files (x86)\IIS Express\v5.3\php.exe Solution: Update to the latest version: http://php.net/downloads.php so what am i exactly supposed to do ? can i remove the 5.3 version and install latest 5.6.8? how do i remove 5.3. and how do i install 5.6.8 ? just delete the v5.3 folder and replace it ? which file from http://php.net/downloads.php do i download ? or do i download from http://windows.php.net/download#php-5.6 ? also which one ? i'm on windows 7 using microsoft webmatrix 3 and visual studio express 2013 for web.