zabbix-docker/web-apache-pgsql/ubuntu/conf/etc/zabbix/apache.conf

<VirtualHost *:80>
    DocumentRoot /usr/share/zabbix/
    ServerName zabbix
    DirectoryIndex index.php
    AddType application/x-httpd-php .php .php3 .php4 .php5 .phtml
    AddType application/x-httpd-php-source .phps

    <Directory "/usr/share/zabbix">
        Options FollowSymLinks
        AllowOverride None
        Require all granted
    </Directory>

    <Directory "/usr/share/zabbix/conf">
        Require all denied
        <files *.php>
            Order deny,allow
            Deny from all
        </files>
    </Directory>

    <Directory "/usr/share/zabbix/app">
        Require all denied
        <files *.php>
            Order deny,allow
            Deny from all
        </files>
    </Directory>

    <Directory "/usr/share/zabbix/include">
        Require all denied
        <files *.php>
            Order deny,allow
            Deny from all
        </files>
    </Directory>

    <Directory "/usr/share/zabbix/local">
        Require all denied
        <files *.php>
            Order deny,allow
            Deny from all
        </files>
    </Directory>
</VirtualHost>