As expected, the WordPress development blog has announced the release of WordPress 2.2.1. Since 2.2 was released a month ago, the WordPress community has been improving fit-and-finish by identifying and fixing those little bugs that can be so annoying and by fine-tuning some small details. The result is a nicely polished 2.2.1 release. The full list of bugs fixed in 2.2.1 is available here. Here are some highlights.
- Atom feed validation fixes
- XML-RPC fixes
- Widget backward compatibility fixes
- Widget layout fixes for IE7
- Page and Text Widget improvements
The 2.2.1 is not merely just a bug fix release, but it deals with some security issues came to light during 2.2.1 development, making 2.2.1 a required upgrade. 2.2.1 addresses the following vulnerabilities:
- Remote shell injection in PHPMailer
- Remote SQL injection in XML-RPC Discovered by Alexander Concha.
- Unescaped attribute in default theme
Source:→ WordPress Development BlogWordPress, WordPress 2.2.1