This vulnerability in Mikado-Themes Marra arises from improper validation or control of filenames used in PHP include or require statements, enabling PHP Local File Inclusion. This can allow an attacker to include and execute arbitrary local files on the server, potentially leading to remote code execution or data disclosure. The issue affects all versions up to and including 1.2. The CVSS 3.1 vector indicates network attack vector, high attack complexity, no privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability.

Successful exploitation of this vulnerability can result in full compromise of the affected system's confidentiality, integrity, and availability. Attackers may execute arbitrary code or disclose sensitive information by including local files. 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 disabling or restricting the affected functionality if possible and monitor for updates from Mikado-Themes. No official patch or workaround information is currently provided.