The SEUR Oficial WordPress plugin before 1.7.2 creates a PHP file with a random name when installed, even though it is used for support purposes, it allows to download any file from the web server without restriction after knowing the URL and a password than an administrator can see in the plugin settings page.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-25004
• https://wpscan.com/vulnerability/cfbc2b43-b8f8-4bcb-a3d3-39d217afa530