From f564baf9bfe272d48a3b98f72a85123fabba1154 Mon Sep 17 00:00:00 2001
From: AndreasBissinger <andreas.bissinger@proclane.com>
Date: Fri, 22 Oct 2021 14:11:29 +0200
Subject: [PATCH] Fix: Curly brace access syntax is deprecated since PHP 7.4

---
 core/oecaptcha.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/oecaptcha.php b/core/oecaptcha.php
index ff615d2..2959fc6 100644
--- a/core/oecaptcha.php
+++ b/core/oecaptcha.php
@@ -50,7 +50,7 @@ class oeCaptcha extends oxSuperCfg
         if (!$this->text) {
             $this->text = '';
             for ($i = 0; $i < $this->macLength; $i++) {
-                $this->text .= strtolower($this->macChars{rand(0, strlen($this->macChars) - 1)});
+                $this->text .= strtolower($this->macChars[rand(0, strlen($this->macChars) - 1)]);
             }
         }