| @@ -131,9 +131,9 @@ | ||
| 131 | 131 | ) |
| 132 | 132 | ) ) |
| 133 | 133 | ); |
| 134 | 134 | |
| 135 | - $filter = filter_input( INPUT_GET, 'filter' ); | |
| 135 | + $filter = filter_input( INPUT_GET, 'filter', FILTER_SANITIZE_STRING ); | |
| 136 | 136 | if ( $filter && in_array( $filter, Visualizer_Plugin::getChartTypes() ) ) { |
| 137 | 137 | $query_args['meta_query'] = array( |
| 138 | 138 | array( |
| 139 | 139 | 'key' => Visualizer_Plugin::CF_CHART_TYPE, |
