This vulnerability in NasaTheme Nasa Core arises from improper validation or control of filenames used in PHP include or require statements, enabling PHP Local File Inclusion. The affected versions are up to 6.3.2. The CVSS 3.1 base score is 8.1, indicating high severity with network attack vector, high attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. No patch or vendor advisory details are currently available.

Successful exploitation 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. No known exploits in the wild have been reported so far.

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 endpoints, applying web application firewall rules to detect and block suspicious include parameters, and reviewing server configurations to limit file inclusion risks.