This repository contains a script that you can run on your (windows) machine to mitigate CVE-2021-44228 by applying the advice as documented on https://solr.apache.org/security.html#apache-solr-affected-by-apache-log4j-cve-2021-44228
The PowerShell script assumes that you have used the default root path when installing Sitecore with the Sitecore Install Assistant on your development machine. Use the script at your own risk, suggestions and modifications are welcome via pullrequests.