[Fix] Undefined array key 1, 2, 3 when using list to extract cookie v…

…alues. (#38294)
woocommerce · May 26, 2023 · bf77b4c · bf77b4c
2 parents 2b12908 + 73c8b91
commit bf77b4c
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diff --git a/plugins/woocommerce/changelog/pr-38294 b/plugins/woocommerce/changelog/pr-38294
@@ -0,0 +1,4 @@
+Significance: patch
+Type: fix
+
+add cart cookie validation
diff --git a/plugins/woocommerce/includes/class-wc-session-handler.php b/plugins/woocommerce/includes/class-wc-session-handler.php
@@ -292,7 +292,13 @@ public function get_session_cookie() {
 			return false;
 		}
 
-		list( $customer_id, $session_expiration, $session_expiring, $cookie_hash ) = explode( '||', $cookie_value );
+		$parsed_cookie = explode( '||', $cookie_value );
+
+		if ( count( $parsed_cookie ) < 4 ) {
+			return false;
+		}
+
+		list( $customer_id, $session_expiration, $session_expiring, $cookie_hash ) = $parsed_cookie;
 
 		if ( empty( $customer_id ) ) {
 			return false;