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<title>[55775] branches/4.2: Grouped backports to the 4.2 branch.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/55775">55775</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/55775","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>SergeyBiryukov</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2023-05-16 15:23:11 +0000 (Tue, 16 May 2023)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Grouped backports to the 4.2 branch.

- Media: Prevent CSRF setting attachment thumbnails.

Merges <a href="https://core.trac.wordpress.org/changeset/55764">[55764]</a> to the 4.2 branch.
Props dd32, isabel_brison, martinkrcho, matveb, ocean90, paulkevan, peterwilsoncc, timothyblynjacobs, xknown, youknowriad.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branches42packagelockjson">branches/4.2/package-lock.json</a></li>
<li><a href="#branches42packagejson">branches/4.2/package.json</a></li>
<li><a href="#branches42srcwpadminaboutphp">branches/4.2/src/wp-admin/about.php</a></li>
<li><a href="#branches42srcwpadminincludesajaxactionsphp">branches/4.2/src/wp-admin/includes/ajax-actions.php</a></li>
<li><a href="#branches42srcwpincludesjsmediaviewsframevideodetailsjs">branches/4.2/src/wp-includes/js/media/views/frame/video-details.js</a></li>
<li><a href="#branches42srcwpincludesmediaphp">branches/4.2/src/wp-includes/media.php</a></li>
<li><a href="#branches42srcwpincludesversionphp">branches/4.2/src/wp-includes/version.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="branches42packagelockjson"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/package-lock.json</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/package-lock.json    2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/package-lock.json      2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1,6 +1,6 @@
</span><span class="cx" style="display: block; padding: 0 10px"> {
</span><span class="cx" style="display: block; padding: 0 10px">        "name": "WordPress",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        "version": "4.2.34",
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ "version": "4.2.35",
</ins><span class="cx" style="display: block; padding: 0 10px">         "lockfileVersion": 1,
</span><span class="cx" style="display: block; padding: 0 10px">        "requires": true,
</span><span class="cx" style="display: block; padding: 0 10px">        "dependencies": {
</span></span></pre></div>
<a id="branches42packagejson"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/package.json</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/package.json 2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/package.json   2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1,6 +1,6 @@
</span><span class="cx" style="display: block; padding: 0 10px"> {
</span><span class="cx" style="display: block; padding: 0 10px">        "name": "WordPress",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        "version": "4.2.34",
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ "version": "4.2.35",
</ins><span class="cx" style="display: block; padding: 0 10px">         "description": "WordPress is web software you can use to create a beautiful website or blog.",
</span><span class="cx" style="display: block; padding: 0 10px">        "repository": {
</span><span class="cx" style="display: block; padding: 0 10px">                "type": "svn",
</span></span></pre></div>
<a id="branches42srcwpadminaboutphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/src/wp-admin/about.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/src/wp-admin/about.php       2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/src/wp-admin/about.php 2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -41,11 +41,31 @@
</span><span class="cx" style="display: block; padding: 0 10px"> </h2>
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px"> <div class="changelog point-releases">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        <h3><?php echo _n( 'Maintenance and Security Release', 'Maintenance and Security Releases', 34 ); ?></h3>
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ <h3><?php echo _n( 'Maintenance and Security Release', 'Maintenance and Security Releases', 35 ); ?></h3>
</ins><span class="cx" style="display: block; padding: 0 10px">         <p>
</span><span class="cx" style="display: block; padding: 0 10px">                <?php
</span><span class="cx" style="display: block; padding: 0 10px">                printf(
</span><span class="cx" style="display: block; padding: 0 10px">                        /* translators: %s: WordPress version number */
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                        __( '<strong>Version %1$s</strong> addressed a security issue.' ),
+                       '4.2.35'
+               );
+               ?>
+               <?php
+               printf(
+                       /* translators: %s: HelpHub URL */
+                       __( 'For more information, see <a href="%s">the release notes</a>.' ),
+                       sprintf(
+                               /* translators: %s: WordPress version */
+                               esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
+                               sanitize_title( '4.2.35' )
+                       )
+               );
+               ?>
+       </p>
+       <p>
+               <?php
+               printf(
+                       /* translators: %s: WordPress version number */
</ins><span class="cx" style="display: block; padding: 0 10px">                         __( '<strong>Version %1$s</strong> addressed some security issues.' ),
</span><span class="cx" style="display: block; padding: 0 10px">                        '4.2.34'
</span><span class="cx" style="display: block; padding: 0 10px">                );
</span></span></pre></div>
<a id="branches42srcwpadminincludesajaxactionsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/src/wp-admin/includes/ajax-actions.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/src/wp-admin/includes/ajax-actions.php       2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/src/wp-admin/includes/ajax-actions.php 2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2024,6 +2024,10 @@
</span><span class="cx" style="display: block; padding: 0 10px">                wp_send_json_error();
</span><span class="cx" style="display: block; padding: 0 10px">        }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+        if ( false === check_ajax_referer( 'set-attachment-thumbnail', '_ajax_nonce', false ) ) {
+               wp_send_json_error();
+       }
+
</ins><span class="cx" style="display: block; padding: 0 10px">         $post_ids = array();
</span><span class="cx" style="display: block; padding: 0 10px">        // For each URL, try to find its corresponding post ID.
</span><span class="cx" style="display: block; padding: 0 10px">        foreach ( $_POST['urls'] as $url ) {
</span></span></pre></div>
<a id="branches42srcwpincludesjsmediaviewsframevideodetailsjs"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/src/wp-includes/js/media/views/frame/video-details.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/src/wp-includes/js/media/views/frame/video-details.js        2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/src/wp-includes/js/media/views/frame/video-details.js  2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -106,6 +106,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                        wp.ajax.send( 'set-attachment-thumbnail', {
</span><span class="cx" style="display: block; padding: 0 10px">                                data : {
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                        _ajax_nonce: wp.media.view.settings.nonce.setAttachmentThumbnail,
</ins><span class="cx" style="display: block; padding: 0 10px">                                         urls: urls,
</span><span class="cx" style="display: block; padding: 0 10px">                                        thumbnail_id: attachment.get( 'id' )
</span><span class="cx" style="display: block; padding: 0 10px">                                }
</span></span></pre></div>
<a id="branches42srcwpincludesmediaphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/src/wp-includes/media.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/src/wp-includes/media.php    2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/src/wp-includes/media.php      2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2951,7 +2951,8 @@
</span><span class="cx" style="display: block; padding: 0 10px">                /** This filter is documented in wp-admin/includes/media.php */
</span><span class="cx" style="display: block; padding: 0 10px">                'captions'  => ! apply_filters( 'disable_captions', '' ),
</span><span class="cx" style="display: block; padding: 0 10px">                'nonce'     => array(
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        'sendToEditor' => wp_create_nonce( 'media-send-to-editor' ),
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 'sendToEditor'           => wp_create_nonce( 'media-send-to-editor' ),
+                       'setAttachmentThumbnail' => wp_create_nonce( 'set-attachment-thumbnail' ),
</ins><span class="cx" style="display: block; padding: 0 10px">                 ),
</span><span class="cx" style="display: block; padding: 0 10px">                'post'    => array(
</span><span class="cx" style="display: block; padding: 0 10px">                        'id' => 0,
</span></span></pre></div>
<a id="branches42srcwpincludesversionphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.2/src/wp-includes/version.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.2/src/wp-includes/version.php  2023-05-16 15:21:39 UTC (rev 55774)
+++ branches/4.2/src/wp-includes/version.php    2023-05-16 15:23:11 UTC (rev 55775)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -4,7 +4,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">  *
</span><span class="cx" style="display: block; padding: 0 10px">  * @global string $wp_version
</span><span class="cx" style="display: block; padding: 0 10px">  */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-$wp_version = '4.2.34-src';
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+$wp_version = '4.2.35-src';
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="cx" style="display: block; padding: 0 10px">  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
</span></span></pre>
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