The vulnerability CVE-2026-28023 in ThemeREX Nuts arises from improper control over the filename parameter used in PHP include or require statements, enabling PHP Local File Inclusion. This flaw affects Nuts versions up to 1.10 and can be exploited remotely over the network without privileges or user interaction. The CVSS 3.1 base score is 8.1, indicating high severity with network attack vector, high impact on confidentiality, integrity, and availability, and high attack complexity.

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, 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.

No official patch or remediation guidance is currently available from the vendor. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, users should consider restricting access to the affected application and monitor for suspicious activity related to file inclusion attempts.