PHP-FPM, o le FastCGI process manager o loʻo aofia i le tufatufaina autu o le PHP talu mai le 5.3 lala, o loʻo i ai se faʻalavelave faʻalavelave CVE-2021-21703, lea e mafai ai e se tagata faʻapipiʻi faʻapitoa ona faʻatinoina le code e pei o aʻa. O le faʻafitauli e faʻaalia i luga o sapalai e faʻaaoga PHP-FPM e faʻatulagaina le faʻalauiloaina o PHP scripts, e masani ona faʻaogaina faʻatasi ma Nginx. O tagata suʻesuʻe na faʻaalia le faʻafitauli na mafai ona saunia se faʻataʻitaʻiga galue o le faʻaogaina.