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<title>[45944] branches/4.8/src/wp-admin/includes/ajax-actions.php: Escape the output in `wp_ajax_upload_attachment()`.</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/45944">45944</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/45944","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>2019-09-04 16:30:11 +0000 (Wed, 04 Sep 2019)</dd>
</dl>
<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Escape the output in `wp_ajax_upload_attachment()`.
Merges <a href="https://core.trac.wordpress.org/changeset/45936">[45936]</a> to the 4.8 branch.
Props whyisjake, sstoqnov.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches48srcwpadminasyncuploadphp">branches/4.8/src/wp-admin/async-upload.php</a></li>
<li><a href="#branches48srcwpadminincludesajaxactionsphp">branches/4.8/src/wp-admin/includes/ajax-actions.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches48">branches/4.8/</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/4.8
</span><span class="cx" style="display: block; padding: 0 10px">===================================================================
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">--- branches/4.8 2019-09-04 16:28:49 UTC (rev 45943)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/4.8 2019-09-04 16:30:11 UTC (rev 45944)
</ins><a id="branches48"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/4.8</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: svn:mergeinfo</h4></div>
<span class="cx" style="display: block; padding: 0 10px"> /branches/3.4:21757
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/4.9:42434
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.0:43988,43994,44014,44017,44047,45005
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:40872-40873,40879,40881,40883,40885,40892-40893,40896-40897,40901,40926-40927,40939,40941,40961,40990-40991,40995,41000,41009,41020,41022,41028,41035,41037,41047,41050,41070,41072,41086,41088,41094,41112,41115-41116,41132,41134,41136,41139,41141,41250-41251,41260,41294,41335,41386,41393,41395,41397-41398,41448,41457,41470,41483,41496,41636,41662,41870,42056,42119-42120,42220,42258-42261,42424,42433,42892-42894,44021,44048,44833,44842,44993
</del><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/trunk:40872-40873,40879,40881,40883,40885,40892-40893,40896-40897,40901,40926-40927,40939,40941,40961,40990-40991,40995,41000,41009,41020,41022,41028,41035,41037,41047,41050,41070,41072,41086,41088,41094,41112,41115-41116,41132,41134,41136,41139,41141,41250-41251,41260,41294,41335,41386,41393,41395,41397-41398,41448,41457,41470,41483,41496,41636,41662,41870,42056,42119-42120,42220,42258-42261,42424,42433,42892-42894,44021,44048,44833,44842,44993,45936
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches48srcwpadminasyncuploadphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.8/src/wp-admin/async-upload.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.8/src/wp-admin/async-upload.php 2019-09-04 16:28:49 UTC (rev 45943)
+++ branches/4.8/src/wp-admin/async-upload.php 2019-09-04 16:30:11 UTC (rev 45944)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -32,7 +32,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> require_once( ABSPATH . 'wp-admin/admin.php' );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+header( 'Content-Type: text/plain; charset=' . get_option( 'blog_charset' ) );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( isset( $_REQUEST['action'] ) && 'upload-attachment' === $_REQUEST['action'] ) {
</span><span class="cx" style="display: block; padding: 0 10px"> include( ABSPATH . 'wp-admin/includes/ajax-actions.php' );
</span></span></pre></div>
<a id="branches48srcwpadminincludesajaxactionsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.8/src/wp-admin/includes/ajax-actions.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.8/src/wp-admin/includes/ajax-actions.php 2019-09-04 16:28:49 UTC (rev 45943)
+++ branches/4.8/src/wp-admin/includes/ajax-actions.php 2019-09-04 16:30:11 UTC (rev 45944)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2065,7 +2065,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'success' => false,
</span><span class="cx" style="display: block; padding: 0 10px"> 'data' => array(
</span><span class="cx" style="display: block; padding: 0 10px"> 'message' => __( 'Sorry, you are not allowed to upload files.' ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- 'filename' => $_FILES['async-upload']['name'],
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ 'filename' => esc_html( $_FILES['async-upload']['name'] ),
</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">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2079,7 +2079,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'success' => false,
</span><span class="cx" style="display: block; padding: 0 10px"> 'data' => array(
</span><span class="cx" style="display: block; padding: 0 10px"> 'message' => __( 'Sorry, you are not allowed to attach files to this post.' ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- 'filename' => $_FILES['async-upload']['name'],
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ 'filename' => esc_html( $_FILES['async-upload']['name'] ),
</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">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2103,7 +2103,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'success' => false,
</span><span class="cx" style="display: block; padding: 0 10px"> 'data' => array(
</span><span class="cx" style="display: block; padding: 0 10px"> 'message' => __( 'The uploaded file is not a valid image. Please try again.' ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- 'filename' => $_FILES['async-upload']['name'],
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ 'filename' => esc_html( $_FILES['async-upload']['name'] ),
</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">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2118,7 +2118,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'success' => false,
</span><span class="cx" style="display: block; padding: 0 10px"> 'data' => array(
</span><span class="cx" style="display: block; padding: 0 10px"> 'message' => $attachment_id->get_error_message(),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- 'filename' => $_FILES['async-upload']['name'],
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ 'filename' => esc_html( $_FILES['async-upload']['name'] ),
</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">
</span></span></pre>
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