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<title>[54550] branches/3.9/src: Grouped backports to the 3.9 branch.</title>
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<dl class="meta" style="font-size: 105%">
<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/54550">54550</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/54550","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>2022-10-17 17:46:53 +0000 (Mon, 17 Oct 2022)</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'>Grouped backports to the 3.9 branch.
- Posts, Post types: Apply KSES to post-by-email content,
- General: Validate host on "Are you sure?" screen,
- Posts, Post types: Remove emails from post-by-email logs,
- Pings/trackbacks: Apply KSES to all trackbacks,
- Comments: Apply kses when editing comments,
- Mail: Reset PHPMailer properties between use,
- Widgets: Escape RSS error messages for display.
Merges <a href="https://core.trac.wordpress.org/changeset/54521">[54521]</a>, <a href="https://core.trac.wordpress.org/changeset/54522">[54522]</a>, <a href="https://core.trac.wordpress.org/changeset/54523">[54523]</a>, <a href="https://core.trac.wordpress.org/changeset/54525">[54525]</a>, <a href="https://core.trac.wordpress.org/changeset/54527">[54527]</a>, <a href="https://core.trac.wordpress.org/changeset/54529">[54529]</a>, <a href="https://core.trac.wordpress.org/changeset/54541">[54541]</a> to the 3.9 branch.
Props voldemortensen, johnbillion, paulkevan, peterwilsoncc, xknown, dd32, audrasjb, martinkrcho, davidbaumwald, tykoted, matveb, talldanwp.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches39srcwpincludescommentphp">branches/3.9/src/wp-includes/comment.php</a></li>
<li><a href="#branches39srcwpincludesdefaultwidgetsphp">branches/3.9/src/wp-includes/default-widgets.php</a></li>
<li><a href="#branches39srcwpincludesfunctionsphp">branches/3.9/src/wp-includes/functions.php</a></li>
<li><a href="#branches39srcwpincludespluggablephp">branches/3.9/src/wp-includes/pluggable.php</a></li>
<li><a href="#branches39srcwpmailphp">branches/3.9/src/wp-mail.php</a></li>
<li><a href="#branches39srcwptrackbackphp">branches/3.9/src/wp-trackback.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches39">branches/3.9/</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/3.9
</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/3.9 2022-10-17 17:46:39 UTC (rev 54549)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/3.9 2022-10-17 17:46:53 UTC (rev 54550)
</ins><a id="branches39"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/3.9</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/4.9:42434,49653
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.0:43684-43686,43836,43853,43988,43994,44014,44017,44047
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.5:49373-49379,49381
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:28158,28161,28163,28165-28166,28168-28169,28171-28174,28176-28187,28189-28191,28193-28195,28203,28219,28223,28266,28269,28275-28276,28280,28284,28695,28796,28799,28821,28873,28943,28961,28964-28968,28988,29120,29251,29270,29327,29377-29378,29381-29382,29397,29404,29503,29505,29631,29783,29858,30059,30061-30063,30066-30067,30160,30282,30285,30289-30291,30337,30412,30417,30422,30425,30430,30435,30438,30443,30458,30466,30513-30514,30516-30521,30524,30526,30529-30530,30549,31253-31254,31257-31259,31425,31504,31557,31622,31648-31650,32356-32357,32988,33124,33142,33374,33726,35363,35513,35521,35538-35541,35859,36083,36435,36861-36865,37017,37019-37020,37212,37612,37651,38111,38524,38757,39110,39113,39115-39117,39360-39361,39478,39645,39659,39759,39772,39795,39807-39808,39831,39850,39956,40148,40169,40183,40241,40255,40257,40259,40269,40271,40400,40538,40604,40677,40692,40704,40723,40736
,41072,41393,41398,41457,41470,41483,41496,41522,41662,41712,41835,42056,42119-42120,42258-42261,42424,42433,42460-42461,42463,42887,42892-42893,43320,43323,43511-43512,43977,44048,44176,44219,44233,44842,44993,45321,45445,45745,45762,45765,45783-45784,45800,45819,45885,45936,45971,45997,46320,46404,46408-46409,46682,46895,46996,46999,47225,47341,47404,47867,47872-47873,47912,47947-47951,48121,48241,48705,49162,49168-49169,49175,49204,49227-49228,49244,49267,49335,49358,49360,49362,49369,49371,49380,49382-49388,49548,49636,49781-49784,49786,49836,49933,49937-49939,50126,50176,50185,50268,50285,50298,50379,50387,50416,50432,50435-50436,50444,50446,50473-50474,50476,50479,50485-50487,50545,50590,50704,50799,50930,51341,51355,51498,51511,51535,51921,51924-51925,51937,52002,52130,52183,52233,52454,52456-52457,52844,53112,53581-53582,53592,53958-53960,54322
</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:28158,28161,28163,28165-28166,28168-28169,28171-28174,28176-28187,28189-28191,28193-28195,28203,28219,28223,28266,28269,28275-28276,28280,28284,28695,28796,28799,28821,28873,28943,28961,28964-28968,28988,29120,29251,29270,29327,29377-29378,29381-29382,29397,29404,29503,29505,29631,29783,29858,30059,30061-30063,30066-30067,30160,30282,30285,30289-30291,30337,30412,30417,30422,30425,30430,30435,30438,30443,30458,30466,30513-30514,30516-30521,30524,30526,30529-30530,30549,31253-31254,31257-31259,31425,31504,31557,31622,31648-31650,32356-32357,32988,33124,33142,33374,33726,35363,35513,35521,35538-35541,35859,36083,36435,36861-36865,37017,37019-37020,37212,37612,37651,38111,38524,38757,39110,39113,39115-39117,39360-39361,39478,39645,39659,39759,39772,39795,39807-39808,39831,39850,39956,40148,40169,40183,40241,40255,40257,40259,40269,40271,40400,40538,40604,40677,40692,40704,40723,40736
,41072,41393,41398,41457,41470,41483,41496,41522,41662,41712,41835,42056,42119-42120,42258-42261,42424,42433,42460-42461,42463,42887,42892-42893,43320,43323,43511-43512,43977,44048,44176,44219,44233,44842,44993,45321,45445,45745,45762,45765,45783-45784,45800,45819,45885,45936,45971,45997,46320,46404,46408-46409,46682,46895,46996,46999,47225,47341,47404,47867,47872-47873,47912,47947-47951,48121,48241,48705,49162,49168-49169,49175,49204,49227-49228,49244,49267,49335,49358,49360,49362,49369,49371,49380,49382-49388,49548,49636,49781-49784,49786,49836,49933,49937-49939,50126,50176,50185,50268,50285,50298,50379,50387,50416,50432,50435-50436,50444,50446,50473-50474,50476,50479,50485-50487,50545,50590,50704,50799,50930,51341,51355,51498,51511,51535,51921,51924-51925,51937,52002,52130,52183,52233,52454,52456-52457,52844,53112,53581-53582,53592,53958-53960,54322,54521-54523,54525,54527,54529,54541
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches39srcwpincludescommentphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.9/src/wp-includes/comment.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.9/src/wp-includes/comment.php 2022-10-17 17:46:39 UTC (rev 54549)
+++ branches/3.9/src/wp-includes/comment.php 2022-10-17 17:46:53 UTC (rev 54550)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1815,6 +1815,15 @@
</span><span class="cx" style="display: block; padding: 0 10px"> if ( empty( $comment ) )
</span><span class="cx" style="display: block; padding: 0 10px"> return 0;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $filter_comment = false;
+ if ( ! has_filter( 'pre_comment_content', 'wp_filter_kses' ) ) {
+ $filter_comment = ! user_can( isset( $comment['user_id'] ) ? $comment['user_id'] : 0, 'unfiltered_html' );
+ }
+
+ if ( $filter_comment ) {
+ add_filter( 'pre_comment_content', 'wp_filter_kses' );
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> // Escape data pulled from DB.
</span><span class="cx" style="display: block; padding: 0 10px"> $comment = wp_slash($comment);
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1825,6 +1834,10 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $commentarr = wp_filter_comment( $commentarr );
</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 ( $filter_comment ) {
+ remove_filter( 'pre_comment_content', 'wp_filter_kses' );
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> // Now extract the merged array.
</span><span class="cx" style="display: block; padding: 0 10px"> extract(wp_unslash($commentarr), EXTR_SKIP);
</span><span class="cx" style="display: block; padding: 0 10px">
</span></span></pre></div>
<a id="branches39srcwpincludesdefaultwidgetsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.9/src/wp-includes/default-widgets.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.9/src/wp-includes/default-widgets.php 2022-10-17 17:46:39 UTC (rev 54549)
+++ branches/3.9/src/wp-includes/default-widgets.php 2022-10-17 17:46:53 UTC (rev 54550)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1012,7 +1012,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( is_wp_error($rss) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> if ( is_admin() || current_user_can('manage_options') )
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo '<p>' . sprintf( __('<strong>RSS Error</strong>: %s'), $rss->get_error_message() ) . '</p>';
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ echo '<p>' . sprintf( __('<strong>RSS Error</strong>: %s'), esc_html( $rss->get_error_message() ) ) . '</p>';
</ins><span class="cx" style="display: block; padding: 0 10px"> return;
</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">@@ -1124,7 +1124,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $show_date = (int) $show_date;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( !empty($error) )
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo '<p class="widget-error"><strong>' . sprintf( __('RSS Error: %s'), $error) . '</strong></p>';
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ echo '<p class="widget-error"><strong>' . sprintf( __('RSS Error: %s'), esc_html( $error ) ) . '</strong></p>';
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $inputs['url'] ) :
</span><span class="cx" style="display: block; padding: 0 10px"> ?>
</span></span></pre></div>
<a id="branches39srcwpincludesfunctionsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.9/src/wp-includes/functions.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.9/src/wp-includes/functions.php 2022-10-17 17:46:39 UTC (rev 54549)
+++ branches/3.9/src/wp-includes/functions.php 2022-10-17 17:46:53 UTC (rev 54550)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2334,8 +2334,16 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $html .= sprintf( __( "Do you really want to <a href='%s'>log out</a>?"), wp_logout_url( $redirect_to ) );
</span><span class="cx" style="display: block; padding: 0 10px"> } else {
</span><span class="cx" style="display: block; padding: 0 10px"> $html = __( 'Are you sure you want to do this?' );
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( wp_get_referer() )
- $html .= "</p><p><a href='" . esc_url( remove_query_arg( 'updated', wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( wp_get_referer() ) {
+ $wp_http_referer = remove_query_arg( 'updated', wp_get_referer() );
+ $wp_http_referer = wp_validate_redirect( esc_url_raw( $wp_http_referer ) );
+ $html .= '</p><p>';
+ $html .= sprintf(
+ '<a href="%s">%s</a>',
+ esc_url( $wp_http_referer ),
+ __( 'Please try again.' )
+ );
+ }
</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"> wp_die( $html, $title, array('response' => 403) );
</span></span></pre></div>
<a id="branches39srcwpincludespluggablephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.9/src/wp-includes/pluggable.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.9/src/wp-includes/pluggable.php 2022-10-17 17:46:39 UTC (rev 54549)
+++ branches/3.9/src/wp-includes/pluggable.php 2022-10-17 17:46:53 UTC (rev 54550)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -330,6 +330,8 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $phpmailer->ClearAttachments();
</span><span class="cx" style="display: block; padding: 0 10px"> $phpmailer->ClearCustomHeaders();
</span><span class="cx" style="display: block; padding: 0 10px"> $phpmailer->ClearReplyTos();
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $phpmailer->Body = '';
+ $phpmailer->AltBody = '';
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> // From email and name
</span><span class="cx" style="display: block; padding: 0 10px"> // If we don't have a name from the input headers
</span></span></pre></div>
<a id="branches39srcwpmailphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.9/src/wp-mail.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.9/src/wp-mail.php 2022-10-17 17:46:39 UTC (rev 54549)
+++ branches/3.9/src/wp-mail.php 2022-10-17 17:46:53 UTC (rev 54550)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -60,6 +60,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> wp_die( __('There doesn’t seem to be any new mail.') );
</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">+// Always run as an unauthenticated user.
+wp_set_current_user( 0 );
+
</ins><span class="cx" style="display: block; padding: 0 10px"> for ( $i = 1; $i <= $count; $i++ ) {
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $message = $pop3->get($i);
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -123,7 +126,6 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $author = trim($line);
</span><span class="cx" style="display: block; padding: 0 10px"> $author = sanitize_email($author);
</span><span class="cx" style="display: block; padding: 0 10px"> if ( is_email($author) ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo '<p>' . sprintf(__('Author is %s'), $author) . '</p>';
</del><span class="cx" style="display: block; padding: 0 10px"> $userdata = get_user_by('email', $author);
</span><span class="cx" style="display: block; padding: 0 10px"> if ( ! empty( $userdata ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> $post_author = $userdata->ID;
</span></span></pre></div>
<a id="branches39srcwptrackbackphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.9/src/wp-trackback.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.9/src/wp-trackback.php 2022-10-17 17:46:39 UTC (rev 54549)
+++ branches/3.9/src/wp-trackback.php 2022-10-17 17:46:53 UTC (rev 54550)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -13,6 +13,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> wp( array( 'tb' => '1' ) );
</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">+// Always run as an unauthenticated user.
+wp_set_current_user( 0 );
+
</ins><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="cx" style="display: block; padding: 0 10px"> * Response to a trackback.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span></span></pre>
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