Fix #25243

Author: korostii

app/code/Magento/Ui/view/frontend/web/js/model/messages.js

@@ -48,6 +48,10 @@ define([
             message = messageObj.message.replace(expr, function (varName) {
                 varName = varName.substr(1);
 
+                if (!isNaN(varName)) {
+                    varName--;
+                }
+
                 if (messageObj.parameters.hasOwnProperty(varName)) {
                     return messageObj.parameters[varName];
                 }