The vulnerability CVE-2025-67616 affects the BZOTheme Mella WordPress theme through improper control of filenames in PHP include/require statements, resulting in PHP Local File Inclusion. This can allow an attacker to include arbitrary local files, potentially leading to remote code execution and full system compromise. The issue affects versions up to and including 1.2.29. The CVSS 3.1 base score is 8.1, reflecting high impact on confidentiality, integrity, and availability with network attack vector and no privileges or user interaction required. No patch or official fix information is currently available.

Successful exploitation can lead to remote code execution, allowing an attacker to execute arbitrary code on the affected system. This compromises confidentiality, integrity, and availability of the system running the vulnerable Mella theme. Given the high CVSS score, the impact is severe, potentially resulting in full system compromise.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider disabling or removing the vulnerable Mella theme or restricting access to the affected system to trusted users only. Monitor official BZOTheme communications for updates on patches or mitigations.