Index: wp-admin/includes/post.php
===================================================================
--- wp-admin/includes/post.php	(revision 43691)
+++ wp-admin/includes/post.php	(working copy)
@@ -604,6 +604,15 @@
 		}
 	}
 
+	/**
+	 * Execute an action with all the post data processed by `bulk_edit_posts`.
+	 *
+	 * @since 4.7
+	 *
+	 * @param array $post_data Associative array containing the post data.
+	 */
+	do_action( 'bulk_edit_posts', $post_data );
+
 	return array(
 		'updated' => $updated,
 		'skipped' => $skipped,