Confluence 2.6 resolves these issues:

Atlassian JIRA (83 issues)
T	Key	Summary	Status	Res
	CONF-3050	link inside html quote is listed on undefined pages page	Resolved	FIXED
	CONF-3355	[foo] inside {noformat} not a link, but treated like on "Undefined Pages" page.	Resolved	FIXED
	CONF-3373	Userlister icons absent in HTML export	Resolved	FIXED
	CONF-4739	Multi-page PDF exports get confused by attachments on different pages but with identical file names.	Resolved	FIXED
	CONF-4743	HTML space export does not use either global or space layout for index page	Resolved	FIXED
	CONF-5608	Add default label(s) to template creation	Resolved	FIXED
	CONF-5849	PDF export does not honor image width property	Resolved	FIXED
	CONF-5954	ConfluenceSoapServiceImpl.changeMyPassword() incorrectly delegates to SoapServiceDelegator.changeUserPassword	Resolved	FIXED
	CONF-6284	Pages served over HTTPS that embed Flash movies display a security warning on IE	Resolved	FIXED
	CONF-6361	Don't used fix font sizes for page text	Resolved	FIXED
	CONF-6528	Images with explicit height and width of 0 are showing up in PDF	Resolved	FIXED
	CONF-6544	PDF images are not high resolution	Resolved	FIXED
	CONF-6587	Customizable font size	Resolved	FIXED
	CONF-6606	Gallery Macro is not correctly exported to PDF	Closed	FIXED
	CONF-6738	Long words fail to wrap in PDF exports	Closed	FIXED
	CONF-6829	Please allow sales links to remain localized even if user switches language	Closed	FIXED
	CONF-6966	Add ability to disable/customize external link icon.	Resolved	FIXED
	CONF-6987	Rich Text Editor localisation is ridiculously difficult	Resolved	FIXED
	CONF-7317	Confluence does offer including external files into daily backup	Closed	WON'T FIX
	CONF-7529	Move page operation should not add space keys to links inside noformat or code blocks	Resolved	FIXED
	CONF-7601	Macro plugins which produce images are not able to export to .doc or .html formats	Resolved	FIXED
	CONF-7643	Searching for a label in ONE space, return the items related to the label in ALL spaces, when clicked on "Next>>" link on first page	Resolved	FIXED
	CONF-7739	Some content migrated from 2.0 to 2.3 fails to render (due to:- system error: java.lang.String java.lang.ClassClastException: java.langString)	Resolved	FIXED
	CONF-7857	Authenticating LDAP users doesn't use the userSearchFilter for its test search	Closed	FIXED
	CONF-7864	Remove trailing and prefacing empty character in SPACE name	Resolved	FIXED
	CONF-7875	flowchart or graphviz macro images are not visible in HTML export space	Resolved	FIXED
	CONF-7946	Querying Bandana Context during Restore from Backup returns null	Resolved	FIXED
	CONF-7970	Labels that are no longer associated with existing content should not display	Resolved	FIXED
	CONF-7985	Rich Text - Improper handling of Line Feed in {code} parts	Resolved	FIXED
	CONF-7997	The code issue still occours.	Resolved	FIXED
	CONF-7998	code macro fails to hide brackets	Resolved	FIXED
	CONF-8133	Upgrade to Tomcat 5.5.23 in standalone	Resolved	FIXED
	CONF-8163	Space Creation broken in Shared Mode without space groups	Resolved	FIXED
	CONF-8170	Links to pages in comments are broken after page renaming	Resolved	FIXED
	CONF-8249	Change the 'Maximum Attachments per Form' setting	Resolved	FIXED
	CONF-8297	Attachments macro doesn't list previous versions of attachments when "old' property is set to true	Resolved	FIXED
	CONF-8299	Remove group or user should remove content permissions that are assigned to them	Resolved	FIXED
	CONF-8348	Confusion regarding enabling "External User Management" option in General Configuration menu when integrating with LDAP	Resolved	FIXED
	CONF-8392	Sort favourite spaces alphabetically in search drop-down	Resolved	FIXED
	CONF-8397	Bundle Social Bookmarking 1.0 plugin	Resolved	FIXED
	CONF-8402	README.txt contains out of date information about support	Resolved	FIXED
	CONF-8407	restore.action to recognise invalid zip	Resolved	FIXED
	CONF-8417	Missing plugin-info knocks Confluence over	Resolved	FIXED
	CONF-8423	NullPointerException when editing a group from Manage Groups	Closed	FIXED
	CONF-8434	Exporting spaces with pages containing a ContentPermission may throw an exception	Resolved	FIXED
	CONF-8450	On the user management page, if you click "Search" without entering results you get a java exception	Resolved	FIXED
	CONF-8451	Duplicate javamail / mail JARs	Resolved	FIXED
	CONF-8454	Special chars in links are not handled properly	Resolved	FIXED
	CONF-8459	Export Layouts don't work for Spaces, only for Site	Resolved	FIXED
	CONF-8468	Members of Groups in Group Management are printed as class.getString()	Resolved	FIXED
	CONF-8489	Dynamic Test List does not work with a "-" sign in the Title of the TaskList	Resolved	FIXED
	CONF-8491	A small typo on the mailto link on the Administration view user profile.	Resolved	FIXED
	CONF-8503	Upgrade joda-time dependency from version 0.98 to version 1.4	Resolved	FIXED
	CONF-8506	Preformatted text from the Rich Text Editor removes link properties	Resolved	FIXED
	CONF-8523	Edit Space Permissions failure in IE7 (works in FireFox 2.0.0.3)	Resolved	FIXED
	CONF-8533	cache-control: must-revalidate not always given on RTE Javascript response	Resolved	FIXED
	CONF-8543	Junit macro broken	Resolved	FIXED
	CONF-8544	Underscores used to work in template values but now don't	Resolved	FIXED
	CONF-8554	editusergroups-start.action does not check if a user actually exists	Resolved	FIXED
	CONF-8580	Missing a PDFBox Dependency (BouncyCastle)	Resolved	FIXED
	CONF-8586	Creating a page on an not authorized space	Resolved	FIXED
	CONF-8593	DefaultBreadcrumbsManager generates invalid HTML	Resolved	FIXED
	CONF-8608	Improve Indexing Error Handling	Resolved	FIXED
	CONF-8623	Improve Plugin Resource loading	Resolved	FIXED
	CONF-8630	errors.jsp should return HTTP 500 Server Error instead of HTTP 200 OK when errors are present	Resolved	FIXED
	CONF-8631	Exports should use a long running task.	Resolved	FIXED
	CONF-8634	When 'AND' is used to search, the label 'and' is matched	Resolved	FIXED
	CONF-8644	It is not possible to globally disable mail archiving any more (Regression)	Resolved	FIXED
	CONF-8658	ConfluenceGroupJoiningAuthenticator doesn't open connection to add membership	Resolved	FIXED
	CONF-8659	Terms ending in 'e' entered in search box are truncated by one character	Resolved	WON'T FIX
	CONF-8665	exporting a space to XML incorrectly includes comments, even when 'Include comments' is deselected.	Resolved	FIXED
	CONF-8746	Make threaded comments the default for new installations	Resolved	FIXED
	CONF-8762	Multithreaded access to HashMap, can cause infinite loop	Resolved	FIXED
	CONF-8767	The create page templates page does not display action errors	Resolved	FIXED
	CONF-8770	Email address exposure - email hidding option is ignored in user lookup	Resolved	FIXED
	CONF-8771	View Template problems	Resolved	FIXED
	CONF-8810	Deadlock when working with Bandana table, database locks and thread locks	Resolved	FIXED
	CONF-8826	Recently updated doesn't handle anonymous changes correctly	Resolved	FIXED
	CONF-8831	Rich text editor 'Insert Link' button triggers pop-up blocker	Resolved	FIXED
	CONF-8855	Page title length is not being validated	Resolved	FIXED
	CONF-8917	XSS vulnerability: space name and key not validated nor escaped	Resolved	FIXED
	CONF-8950	XSS vulnerability in app/spaces/listattachmentforspace.action	Resolved	FIXED
	CONF-8956	stored XSS vulnerability in app/themes/leftnavigation/configuretheme.action	Resolved	FIXED