Fixed #278

craftcms · Oct 19, 2020 · 9d5dbbb · 9d5dbbb
1 parent d975884
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Release Notes for Redactor for Craft CMS
 
+## Unreleased
+
+### Fixed
+- Fixed a bug where protocol-relative YouTube and Vimeo video URLs were getting stripped by HTML Purifier. ([#278](https://github.com/craftcms/redactor/issues/278))
+
 ## 2.8.2 - 2020-10-14
 
 ### Added

diff --git a/src/Field.php b/src/Field.php
@@ -1017,7 +1017,7 @@ private function _getPurifierConfig(): HTMLPurifier_Config
             'Attr.EnableID' => true,
             'HTML.AllowedComments' => ['pagebreak'],
             'HTML.SafeIframe' => true,
-            'URI.SafeIframeRegexp' => '%^https?://(www.youtube.com/embed/|player.vimeo.com/video/)%',
+            'URI.SafeIframeRegexp' => '%^(https?:)?//(www.youtube.com/embed/|player.vimeo.com/video/)%',
         ];
 
         foreach ($config as $option => $value) {