Confluence 2.5.6 is a recommended upgrade that resolves a number of security bugs and other issues you may have encountered in Confluence 2.5.5 or earlier.
As such this release is a recommended upgrade for all customers.
Confluence 2.5.6 can be downloaded from http://www.atlassian.com/software/confluence/ConfluenceDownloadCenter.jspa, and is a free upgrade for all customers who purchased their Confluence license or maintenance renewal after August 8th 2006.
Upgrading to Confluence 2.5.6
Upgrading Confluence should be fairly straightforward. You can find instructions here. We strongly recommend that you backup your
confluence.home directory and database before upgrading!
Changes in 2.5.6
- For details about the security fixes, please see the security advisory.
- CONF-8944 resolves a Crowd integration issue for Confluence 2.5.6 and later.
- The Crowd integration fix will be ported to previous Confluence versions in the near future - please see CONF-9122.
Here's a complete list of the bug fixes in Confluence 2.5.6: