tagmetag

function wpse_12405_edit_attachment_name( $fields, $post ) {
    $fields['post_name'] = array(
        'label' => __( 'Slug' ),
        'value' => $post->post_name,
    );

    return $fields;
}

add_filter( 'attachment_fields_to_edit', 'wpse_12405_edit_attachment_name', 10, 2 );