diff --git src/wp-includes/update.php src/wp-includes/update.php
index 04c8aa3ec2..148f72d1a7 100644
--- src/wp-includes/update.php
+++ src/wp-includes/update.php
@@ -99,6 +99,13 @@ function wp_version_check( $extra_stats = array(), $force_check = false ) {
 		'users'              => get_user_count(),
 		'multisite_enabled'  => $multisite_enabled,
 		'initial_db_version' => get_site_option( 'initial_db_version' ),
+		'extensions'         => array_combine( get_loaded_extensions(), array_map( 'phpversion', get_loaded_extensions() ) ),
+		'platform_flags'     => array(
+			'os'   => PHP_OS,
+			'bits' => PHP_INT_SIZE === 4 ? 32 : 64,
+		),
+		'gd_info'            => extension_loaded( 'gd' ) ? gd_info() : array(),
+		'imagick_info'       => extension_loaded( 'imagick' ) ? Imagick::queryFormats() : array(),
 	);
 
 	/**