Directory traversal vulnerability in the multipartRequest servlet in ZOHO ManageEngine OpManager 11.3 and earlier, Social IT Plus 11.0, and IT360 10.3, 10.4, and earlier allows remote attackers or remote authenticated users to delete arbitrary files via a .. (dot dot) in the fileName parameter.
https://support.zoho.com/portal/manageengine/helpcenter/articles/servlet-vulnerability-fix