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<title>[42310] branches/3.8: Hardening: Ensure the attributes of enclosures are correctly escaped in RSS and Atom feeds.</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/42310">42310</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/42310","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>johnbillion</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2017-11-29 16:45:54 +0000 (Wed, 29 Nov 2017)</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'>Hardening: Ensure the attributes of enclosures are correctly escaped in RSS and Atom feeds.
Merges <a href="https://core.trac.wordpress.org/changeset/42260">[42260]</a> to the 3.8 branch.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches38srcwpincludesfeedphp">branches/3.8/src/wp-includes/feed.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches38">branches/3.8/</a></li>
</ul>
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<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/3.8
</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/3.8 2017-11-29 16:42:51 UTC (rev 42309)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/3.8 2017-11-29 16:45:54 UTC (rev 42310)
</ins><a id="branches38"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/3.8</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/4.4:41434
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/4.5:41415-41416
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/4.6:38615,41414
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:26864,26874-26875,26885,26887-26888,26905,26919-26925,26928-26929,26932,26935,26952,26959,26961,26967,26970,26993,26999,27006-27007,27012,27021,27119,27134,27385,27511,27760,27822,27872,27905-27906,27928,27964,27975,27990,28053,28113,28129,29327,29378,29381-29382,29397,29404,29631,29783,30412,30417,30425,30430,30435,30438,30443,30458,30466,33124,33142,36083,36435,37651,38524,39645,39659,39759,39772,39795,39807-39808,39831,39850,39956,40148,40169,40183,40400,40604,40677,40692,40704,40723,40736,41393,41398,41457,41470,41483,41496,41522,41662,42056,42119-42120,42258-42259
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/trunk:26864,26874-26875,26885,26887-26888,26905,26919-26925,26928-26929,26932,26935,26952,26959,26961,26967,26970,26993,26999,27006-27007,27012,27021,27119,27134,27385,27511,27760,27822,27872,27905-27906,27928,27964,27975,27990,28053,28113,28129,29327,29378,29381-29382,29397,29404,29631,29783,30412,30417,30425,30430,30435,30438,30443,30458,30466,33124,33142,36083,36435,37651,38524,39645,39659,39759,39772,39795,39807-39808,39831,39850,39956,40148,40169,40183,40400,40604,40677,40692,40704,40723,40736,41393,41398,41457,41470,41483,41496,41522,41662,42056,42119-42120,42258-42260
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches38srcwpincludesfeedphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/3.8/src/wp-includes/feed.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/3.8/src/wp-includes/feed.php 2017-11-29 16:42:51 UTC (rev 42309)
+++ branches/3.8/src/wp-includes/feed.php 2017-11-29 16:45:54 UTC (rev 42310)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -395,7 +395,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $t = preg_split('/[ \t]/', trim($enclosure[2]) );
</span><span class="cx" style="display: block; padding: 0 10px"> $type = $t[0];
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo apply_filters('rss_enclosure', '<enclosure url="' . trim(htmlspecialchars($enclosure[0])) . '" length="' . trim($enclosure[1]) . '" type="' . $type . '" />' . "\n");
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ echo apply_filters( 'rss_enclosure', '<enclosure url="' . esc_url( trim( $enclosure[0] ) ) . '" length="' . absint( trim( $enclosure[1] ) ) . '" type="' . esc_attr( $type ) . '" />' . "\n" );
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -426,7 +426,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> if ($key == 'enclosure') {
</span><span class="cx" style="display: block; padding: 0 10px"> foreach ( (array) $val as $enc ) {
</span><span class="cx" style="display: block; padding: 0 10px"> $enclosure = explode("\n", $enc);
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo apply_filters('atom_enclosure', '<link href="' . trim(htmlspecialchars($enclosure[0])) . '" rel="enclosure" length="' . trim($enclosure[1]) . '" type="' . trim($enclosure[2]) . '" />' . "\n");
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ echo apply_filters( 'atom_enclosure', '<link href="' . esc_url( trim( $enclosure[0] ) ) . '" rel="enclosure" length="' . absint( trim( $enclosure[1] ) ) . '" type="' . esc_attr( trim( $enclosure[2] ) ) . '" />' . "\n" );
</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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