Magento Community 1.3.2.3 was released yesterday. We have gone through the update and although this is a minor update it solves several critical issues, like PayPal payment handling which has had a few issues around capture. The 1.3.2.3-release also solves several issues related to Category management, plus add a speed improvement to the general maintenance of the categories, which is very welcome.

To see a full list of the issues solved go here:
http://www.magentocommerce.com/download/release_notes#Release%20Notes%20-%20Magento%201.3.2.3%20%28July%2022,%202009%29

Download the diff-file for this update here:
http://www.magentocommerce.com/downloads/assets/1.3.2.3/1.3.2.2-1.3.2.3.diff