1 files changed, 2 insertions, 1 deletions
diff --git a/appinfo/application.php b/appinfo/application.php
index cfd9ef563..dfe036166 100644
--- a/appinfo/application.php
+++ b/appinfo/application.php
@@ -117,7 +117,8 @@ class Application extends App {
             $config->set('URI.SafeIframeRegexp',
                 '%^https://(?:www\.)?(' .
                 'youtube(?:-nocookie)?.com/embed/|' .
-                'player.vimeo.com/video/)%'); //allow YouTube and Vimeo
+                'player.vimeo.com/video/|' .
+                'vk.com/video_ext.php)%'); //allow YouTube and Vimeo
             $def = $config->getHTMLDefinition(true);
             $def->addAttribute('iframe', 'allowfullscreen', 'Bool');
             return new HTMLPurifier($config);