The ThemeREX Berger product suffers from an improper control of filename for include/require statements in its PHP code, classified as a PHP Local File Inclusion vulnerability. This flaw allows an attacker to manipulate the filename parameter used in include or require statements, potentially leading to unauthorized file inclusion. The vulnerability affects versions up to 1.1.1. The CVSS v3.1 base score is 8.1, indicating high severity with network attack vector, high impact on confidentiality, integrity, and availability, and no privileges or user interaction required. No patch or vendor advisory is currently available to confirm remediation status.

Successful exploitation of this vulnerability could allow an unauthenticated remote attacker to include local files on the server, potentially leading to disclosure of sensitive information, code execution, or denial of service. The CVSS score of 8.1 reflects a high impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider restricting access to vulnerable components and review PHP include/require usage to prevent unauthorized file inclusion. Monitor official ThemeREX channels for updates and patches.