The vulnerability identified as CVE-2026-28089 affects ThemeREX Daiquiri through improper control of filenames used in PHP include or require statements. This weakness enables PHP Local File Inclusion, which can lead to unauthorized file execution on the affected system. The issue impacts versions up to and including 1.2.4. The CVSS 3.1 base score of 8.1 reflects network attack vector, high attack complexity, no privileges required, no user interaction, and high impact on confidentiality, integrity, and availability. No official patch or vendor advisory details are available at this time.

Successful exploitation of this vulnerability could allow an attacker to include local files on the server, potentially leading to disclosure of sensitive information, code execution, and disruption of service. The high CVSS score indicates critical impact on system confidentiality, integrity, and availability. However, there are no known exploits in the wild currently.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider restricting access to the affected application and monitor for suspicious activity related to file inclusion attempts. Avoid exposing the vulnerable application to untrusted networks if possible.