CVE-2018-7304

Tiki 17.1 does not validate user input for special characters; consequently, a CSV Injection attack can open a CMD.EXE or Calculator window on the victim machine to perform malicious activity, as demonstrated by an "=cmd|’ /C calc’!A0" payload during User Creation.

Date published : 2018-02-21

https://websecnerd.blogspot.in/2018/01/tiki-wiki-cms-groupware-17.html