A flaw was found in the fabric8 kubernetes-client in version 4.2.0 and after. This flaw allows a malicious pod/container to cause applications using the fabric8 kubernetes-client `copy` command to extract files outside the working path. The highest threat from this vulnerability is to integrity and system availability. This has been fixed in kubernetes-client-4.13.2 kubernetes-client-5.0.2 kubernetes-client-4.11.2 kubernetes-client-4.7.2
https://github.com/shoucheng3/fabric8io__kubernetes-client_CVE-2021-4178_5-0-2
https://github.com/advisories/GHSA-jwh2-ffg4-48xc