PHP 5.5.20 release
The PHP development team announces the immediate availability of PHP
5.5.20. This release fixes several bugs and one CVE related to unserialization.
All PHP 5.5 users are encouraged to upgrade to this version.
For source downloads of PHP 5.5.20 please visit our downloads page,
Windows binaries can be found on windows.php.net/download/.
The list of changes is recorded in the ChangeLog.
The key features of PHP 5.5 include:
Changes that affect compatibility:
- PHP logo GUIDs have been removed.
- Windows XP and 2003 support dropped.
- Case insensitivity is no longer locale specific. All case insensitive matching for function, class and constant names is now performed in a locale independent manner according to ASCII rules.
For users upgrading from PHP 5.4,
a migration guide is available
detailing the changes between 5.4 and 5.5.0.
For a full list of changes in PHP 5.5.0, see the ChangeLog.