diff --git a/wp-admin/includes/class-wp-list-table.php b/wp-admin/includes/class-wp-list-table.php
index c15cdfe207..ee0f9af593 100644
--- a/wp-admin/includes/class-wp-list-table.php
+++ b/wp-admin/includes/class-wp-list-table.php
@@ -335,13 +335,13 @@ class WP_List_Table {
 	}
 
 	/**
-	 * Display the search box.
+	 * Displays the search box.
 	 *
 	 * @since 3.1.0
 	 * @access public
 	 *
-	 * @param string $text The search button text
-	 * @param string $input_id The search input id
+	 * @param string $text     The 'submit' button label.
+	 * @param string $input_id ID attribute value for the search input field.
 	 */
 	public function search_box( $text, $input_id ) {
 		if ( empty( $_REQUEST['s'] ) && !$this->has_items() )
@@ -359,9 +359,9 @@ class WP_List_Table {
 			echo '<input type="hidden" name="detached" value="' . esc_attr( $_REQUEST['detached'] ) . '" />';
 ?>
 <p class="search-box">
-	<label class="screen-reader-text" for="<?php echo $input_id ?>"><?php echo $text; ?>:</label>
-	<input type="search" id="<?php echo $input_id ?>" name="s" value="<?php _admin_search_query(); ?>" />
-	<?php submit_button( $text, 'button', '', false, array('id' => 'search-submit') ); ?>
+	<label class="screen-reader-text" for="<?php echo esc_attr( $input_id ); ?>"><?php echo $text; ?>:</label>
+	<input type="search" id="<?php echo esc_attr( $input_id ); ?>" name="s" value="<?php _admin_search_query(); ?>" />
+	<?php submit_button( $text, 'button', '', false, array( 'id' => 'search-submit' ) ); ?>
 </p>
 <?php
 	}
diff --git a/wp-admin/includes/class-wp-plugins-list-table.php b/wp-admin/includes/class-wp-plugins-list-table.php
index f5ff79daff..392d3e4b2c 100644
--- a/wp-admin/includes/class-wp-plugins-list-table.php
+++ b/wp-admin/includes/class-wp-plugins-list-table.php
@@ -342,13 +342,13 @@ class WP_Plugins_List_Table extends WP_List_Table {
 	}
 
 	/**
-	 * Display the search box.
+	 * Displays the search box.
 	 *
 	 * @since 4.6.0
 	 * @access public
 	 *
-	 * @param string $text The search button text
-	 * @param string $input_id The search input id
+	 * @param string $text     The 'submit' button label.
+	 * @param string $input_id ID attribute value for the search input field.
 	 */
 	public function search_box( $text, $input_id ) {
 		if ( empty( $_REQUEST['s'] ) && ! $this->has_items() ) {
@@ -365,9 +365,9 @@ class WP_Plugins_List_Table extends WP_List_Table {
 		}
 		?>
 		<p class="search-box">
-			<label class="screen-reader-text" for="<?php echo $input_id ?>"><?php echo $text; ?>:</label>
-			<input type="search" id="<?php echo $input_id ?>" class="wp-filter-search" name="s" value="<?php _admin_search_query(); ?>" placeholder="<?php esc_attr_e( 'Search installed plugins...' ); ?>"/>
-			<input type="submit" id="search-submit" class="button hide-if-js" value="<?php echo esc_attr( $text ); ?>">
+			<label class="screen-reader-text" for="<?php echo esc_attr( $input_id ); ?>"><?php echo $text; ?>:</label>
+			<input type="search" id="<?php echo esc_attr( $input_id ); ?>" class="wp-filter-search" name="s" value="<?php _admin_search_query(); ?>" placeholder="<?php esc_attr_e( 'Search installed plugins...' ); ?>"/>
+			<?php submit_button( $text, 'button hide-if-js', '', false, array( 'id' => 'search-submit' ) ); ?>
 		</p>
 		<?php
 	}
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c54d491816..8a0569745c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.6-beta4-38145';
+$wp_version = '4.6-beta4-38146';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.