diff --git a/src/wp-includes/embed.php b/src/wp-includes/embed.php
index 4b95506fd3..79b0503180 100644
--- a/src/wp-includes/embed.php
+++ b/src/wp-includes/embed.php
@@ -523,7 +523,8 @@ JS;
  * @return array|false Response data on success, false if post doesn't exist.
  */
 function get_oembed_response_data( $post, $width ) {
-	$post = get_post( $post );
+	$post  = get_post( $post );
+	$width = absint( $width );
 
 	if ( ! $post ) {
 		return false;