wp-cli/wp-cli — pull request #90 by Soulou (2012-04-09 22:55:02+00:00)
Title: Escape characters in db.php

If there is a " , ' or ; , it breaks the command line

> return sprintf( 'mysql --host=localhost --database=example.db --user=user --password=er;df')

First the password wouldn't be understood, and the shell would exec df