The ThemeREX Happy Baby WordPress theme versions up to 1.2.12 contain a vulnerability classified as CVE-2026-28062, which is an improper control of filename for include/require statements in PHP code. This vulnerability allows PHP Local File Inclusion, enabling an attacker to include local files on the server, potentially leading to remote code execution or disclosure of sensitive information. The CVSS v3.1 base score is 8.1, indicating a high severity with network attack vector, high attack complexity, no privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. There is no vendor advisory or patch information available at this time, and the affected product is not a cloud service.

Successful exploitation of this vulnerability can lead to local file inclusion on the affected server, which may allow attackers to read sensitive files, execute arbitrary code, or cause denial of service. The CVSS score of 8.1 reflects high impact on confidentiality, integrity, and availability. No known exploits are currently reported in the wild.

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 replacing the affected theme to mitigate risk. Monitor official ThemeREX communications for updates regarding patches or mitigations.