Version 3.1.1

On April 5, 2011, WordPress 3.1.1 was released to the public. This is a maintenance release with additional security fixes for all previous WordPress versions.

For version 3.1.1, the database version (db_version in wp_options) changed to 17516.

Installation/Upgrade Information

To download WordPress 3.1.1, visit https://wordpress.org/download/release-archive/

For step-by-step instructions on installing and updating WordPress:

If you are new to WordPress, we recommend that you begin with the following:

Summary

  • Security hardening to media uploads (r17569)
  • Prevent potential PHP crashes caused by complex hyperlinks (#16892)
  • Correct minor XSS flaw on database upgrade screens (r17583)
  • Fixed 26 tickets. A breakdown of bug fixes by component can be found on Trac.

List of Files Revised

wp-includes/admin-bar.php
wp-includes/taxonomy.php
wp-includes/post.php
wp-includes/version.php
wp-includes/js/tinymce/tiny_mce.js
wp-includes/js/tinymce/wp-tinymce.js.gz
wp-includes/functions.php
wp-includes/query.php
wp-includes/link-template.php
wp-includes/wp-db.php
wp-includes/formatting.php
wp-includes/rewrite.php
wp-includes/canonical.php
wp-includes/css/admin-bar.css
wp-includes/css/admin-bar.dev.css
wp-includes/script-loader.php
wp-includes/meta.php
readme.html
wp-admin/network.php
wp-admin/includes/class-wp-ms-sites-list-table.php
wp-admin/includes/dashboard.php
wp-admin/includes/class-wp-upgrader.php
wp-admin/includes/update-core.php
wp-admin/includes/media.php
wp-admin/media-upload.php
wp-admin/network/settings.php
wp-admin/network/admin.php
wp-admin/upgrade.php
wp-admin/user/admin.php

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