diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/ddeboer/imap/src/Message/Parameters.php b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/ddeboer/imap/src/Message/Parameters.php
new file mode 100644
index 0000000..2f7d8a1
--- /dev/null
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/ddeboer/imap/src/Message/Parameters.php
@@ -0,0 +1,74 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Ddeboer\Imap\Message;
+
+class Parameters extends \ArrayIterator
+{
+    /**
+     * @var array
+     */
+    private static $attachmentCustomKeys = [
+        'name*'     => 'name',
+        'filename*' => 'filename',
+    ];
+
+    public function __construct(array $parameters = [])
+    {
+        parent::__construct();
+
+        $this->add($parameters);
+    }
+
+    public function add(array $parameters = []): void
+    {
+        foreach ($parameters as $parameter) {
+            $key = \strtolower($parameter->attribute);
+            if (isset(self::$attachmentCustomKeys[$key])) {
+                $key = self::$attachmentCustomKeys[$key];
+            }
+            $value      = $this->decode($parameter->value);
+            $this[$key] = $value;
+        }
+    }
+
+    /**
+     * @return mixed
+     */
+    public function get(string $key)
+    {
+        return $this[$key] ?? null;
+    }
+
+    /**
+     * Decode value.
+     */
+    final protected function decode(string $value): string
+    {
+        $parts = \imap_mime_header_decode($value);
+        if (!\is_array($parts)) {
+            return $value;
+        }
+
+        $decoded = '';
+        foreach ($parts as $part) {
+            $text = $part->text;
+            if ('default' !== $part->charset) {
+                $text = Transcoder::decode($text, $part->charset);
+            }
+            // RFC2231
+            if (1 === \preg_match('/^(?<encoding>[^\']+)\'[^\']*?\'(?<urltext>.+)$/', $text, $matches)) {
+                $hasInvalidChars = 1 === \preg_match('#[^%a-zA-Z0-9\-_\.\+]#', $matches['urltext']);
+                $hasEscapedChars = 1 === \preg_match('#%[a-zA-Z0-9]{2}#', $matches['urltext']);
+                if (!$hasInvalidChars && $hasEscapedChars) {
+                    $text = Transcoder::decode(\urldecode($matches['urltext']), $matches['encoding']);
+                }
+            }
+
+            $decoded .= $text;
+        }
+
+        return $decoded;
+    }
+}