(URGENT) Which JQuery version compatible with Joomla 3.9.15

(URGENT) Which JQuery version compatible with Joomla 3.9.15

Dear Sirs,

My Website under Joomla 3.9.15 have an alert by Acunetix Scanner as below comments.

Would you mind suggest us which version of Jquery.min.js is compatible with Joomla 3.9.x

Thanks indeed

Fion