program/lib/Roundcube/rcube_washtml.php
@@ -456,7 +456,7 @@ // Remove invalid HTML comments (#1487759) // Don't remove valid conditional comments // Don't remove MSOutlook (<!-->) conditional comments (#1489004) $html = preg_replace('/<!--[^->\[\n]+>/', '', $html); $html = preg_replace('/<!--[^-<>\[\n]+>/', '', $html); // fix broken nested lists self::fix_broken_lists($html);