plugin updates

wp/wp-content/plugins/contact-form-7/includes/formatting.php

@@ -261,7 +261,7 @@ function wpcf7_canonicalize( $text, $args = '' ) {
  * @return string Sanitized unit-tag.
  */
 function wpcf7_sanitize_unit_tag( $tag ) {
-	$tag = preg_replace( '/[^A-Za-z0-9_-]/', '', $tag );
+	$tag = preg_replace( '/[^A-Za-z0-9_-]/', '', (string) $tag );
 	return $tag;
 }
 

wp/wp-content/plugins/contact-form-7/includes/rest-api.php

@@ -355,6 +355,13 @@ class WPCF7_REST_Controller {
 			$request->get_param( '_wpcf7_unit_tag' )
 		);
 
+		if ( empty( $unit_tag ) ) {
+			return new WP_Error( 'wpcf7_unit_tag_not_found',
+				__( "There is no valid unit tag.", 'contact-form-7' ),
+				array( 'status' => 400 )
+			);
+		}
+
 		$result = $item->submit();
 
 		$response = array_merge( $result, array(

wp/wp-content/plugins/contact-form-7/modules/sendinblue/sendinblue.php

@@ -219,6 +219,18 @@ function wpcf7_sendinblue_collect_parameters() {
 		}
 	}
 
+	$params = array_map(
+		function ( $param ) {
+			if ( is_array( $param ) ) {
+				$param = wpcf7_array_flatten( $param );
+				$param = reset( $param );
+			}
+
+			return $param;
+		},
+		$params
+	);
+
 	$params = apply_filters(
 		'wpcf7_sendinblue_collect_parameters',
 		$params

wp/wp-content/plugins/contact-form-7/readme.txt

@@ -5,7 +5,7 @@ Tags: contact, form, contact form, feedback, email, ajax, captcha, akismet, mult
 Requires at least: 6.2
 Requires PHP: 7.4
 Tested up to: 6.4
-Stable tag: 5.8.6
+Stable tag: 5.8.7
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -78,6 +78,10 @@ Do you have questions or issues with Contact Form 7? Use these support channels
 
 For more information, see [Releases](https://contactform7.com/category/releases/).
 
+= 5.8.7 =
+
+[https://contactform7.com/contact-form-7-587/](https://contactform7.com/contact-form-7-587/)
+
 = 5.8.6 =
 
 [https://contactform7.com/contact-form-7-586/](https://contactform7.com/contact-form-7-586/)

wp/wp-content/plugins/contact-form-7/wp-contact-form-7.php

@@ -7,12 +7,12 @@
  * Author URI: https://ideasilo.wordpress.com/
  * License: GPL v2 or later
  * License URI: https://www.gnu.org/licenses/gpl-2.0.html
- * Version: 5.8.6
+ * Version: 5.8.7
  * Requires at least: 6.2
  * Requires PHP: 7.4
  */
 
-define( 'WPCF7_VERSION', '5.8.6' );
+define( 'WPCF7_VERSION', '5.8.7' );
 
 define( 'WPCF7_REQUIRED_WP_VERSION', '6.2' );