emlog v5.3.1 is susceptible to full path disclosure via t/index.php, which allows an attacker to see the path to the webroot/file.
View the template here CVE-2021-3293.yaml
References:
https://github.com/thinkgad/Bugs/blob/main/emlog%20v5.3.1%20has%20Full%20Path%20Disclosure%20vulnerability.md