Stored Cross-Site Scripting in Easy Address Book Web Server 1.6 version, through the users_admin.ghp file that affects multiple parameters such as (firstname, homephone, lastname, lastname, middlename, workaddress, workcity, workcountry, workphone, workstate, workzip). This vulnerability allows a remote attacker to store a malicious JavaScript payload in the application to be executed when the page is loaded, resulting in an integrity impact.
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-efs-software-products