Avast blocks my site

My site http://malibu.net.ua has been infected and cured. Now he is clean, but Avast continues to block him.

Report a false positive (select file or website)
https://www.avast.com/false-positive-file-form.php

https://forum.avast.com/index.php?topic=14433.msg1289438#msg1289438

Something to fix on your website
https://retire.insecurity.today/#!/scan/a1e82ca62838bc4c8a44b34ee7c959e527526cd10f598ca1923485e906b5733a

Outdated Apache Found / Outdated PHP Found / Outdated Software Detected
https://sitecheck.sucuri.net/results/https/malibu.net.ua

The site is vulnerable but not infected. Why block it as infected? It is working to eliminate vulnerabilities.

Why block it as infected?
Report it and ask avast .... only avast lab can answer why