Damien Seguy has posted this new item on Nexen.net with some of the security issues that have been pointed out on several versions of PHP and lots of web applications that use it.
There are no real issues with the current versions of PHP (5.0.5 and 4.4.0) and MySQL (4.0.26, 4.1.14, and 5.0.13), but updating to the latest version is strongly recommended.
Some of the applications with security issues include:




