Vulnérabilité dans Wordpress (08 janvier 2016)

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Vulnérabilité dans Wordpress (08 janvier 2016)

Messagede pierre » 08 Jan 2016, 20:21

Vulnérabilité dans Wordpress (corrigée le 08 janvier 2016)

Version initiale de l'avis
08 janvier 2016

Bulletin de sécurité Wordpress du 06 janvier 2016 ... e-release/

1 - Risque(s)
injection de code indirecte à distance

2 - Systèmes affectés
Versions antérieures à 4.4.1

3 - Résumé
Une vulnérabilité a été corrigée dans Wordpress. Elle permet à un attaquant de provoquer une injection de code indirecte à distance (XSS).
Plusieurs autres bug (52 bugs), ne concernant pas la sécurité, sont également corrigés.


WordPress 4.4.1 contains fixes for 52 bugs from 4.4, including:


34987 “Configure” link for dashboard widgets no longer displayed.
35047 Notices are not moved to first header when header-elements are nested inside .wrap
35057 bug in new default_hidden_columns filter
35112 Screen Options in Appearance -> Menu not saved correctly sometimes


34967 SHORTINIT and date_i18n: Call to undefined function _x()
35013 WP4.4 function handle_404 yelds a fatal error on line 613 when trying to clone $wp_query->post if it’s not an object

Build/Test tools

30787 Shrinkwrap NPM dependencies

Bundled Theme

35270 Bump twentysixteen for 4.4.1


34890 Canonical meta tag for paginated posts incorrect with ugly permalinks


34946 new comment redirects break anchors in Safari
34997 preprocess_comment filter does not contain old user_ID field for user_id, instead it has new user_id field
35006 Comments sent immediately to Trash for matching keyword blacklist should not generate email notifications
35025 Performance regression in comments_template in 4.4
35068 Comments not showing up when there are unapproved messages
35175 Page parameter no longer works in wp_list_comments


35081 Missing Change Theme button when there are only two themes available


35152 Remove Rdio embed support
35194 Remove embed discovery tags from HTML header of static home pages
35237 Invalid argument supplied for foreach() in /wp-includes/embed-template.php on line 54


33592 Unicode 8.0 Emoji

External Libraries

34948 Update random_compat for “Don’t instantiate COM if it’s a disabled class”

Filesystem API

34976 Plug ins fail to update after WP 4.4 installed


35008 Ampersands in URLs are no longer converted to entities
35058 PHP Fatal when map_deep tries to work on an object that has a property by reference


34935 Removed SSL certificates causing errors in WP 4.4


35215 Setting help tab priorities fails to correctly order the tabs


34925 4.4 wp-login.php: no longer possible to use the login_post scheme
35103 login_url Filter is now applied to Login Form Action Attribute


35212 Update PHPMailer to 5.2.14


35045 Responsive images not added when effective scheme differs from image src scheme
35101 image_default_link_type option not being respected
35102 Responsive images support for external URLs
35106 Responsive images break uploads with full path stored in metadata
35108 Responsive images blurry – srcset attribute doesn’t include full size version
35153 Default link target for media files is none


34446 WordPress Notice after add support for post type archives in menu
34449 Remove CPT if exists menu item
35107 wp_nav_menu outputs tags without line breaks in 4.4, causes strange bug with justified text


35084 check for post status in get_page_uri causes issues with permalinks


35031 wp_old_slug_redirect() in 4.4 redirecting existing posts
35115 404 error when URL includes title=…


34939 Shortcode regex no longer matches [shortcode=XXX]


34723 Warning in get_the_terms() because of non-array
35089 Query var on non-public taxonomy remains boolean true since [35333]
35137 get_terms() with a meta_query filter returns duplicated terms
35156 wp_list_categories() does not accept comma-separated IDs for exclude_tree parameter
35180 In WordPress 4.4 the_tags() is displaying tags ordered by ID instead of alphabetically by name


34962 Issues with wp_get_document_title function causing problems with document titles


34993 Deleting a user no longer asks what to do with their content


34978 Extra quotes in title in WP_Widget_RSS class, widget method
34995 WP_Widget::widget not called


35053 XML-RPC when post with date_created_gmt, its post_date will gmt date not local date
35185 Unable to create Post via XMLRPC after upgrading to 4.4

4 - Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
WordPress 4.4.1 Security and Maintenance Release

5 - Documentation
Bulletin de sécurité Wordpress du 06 janvier 2016 ... e-release/

Ticket 35031
Pierre (aka Terdef)
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