CVE-2018-7304: Tiki

High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days.

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.

Affected products

• Tiki Tiki: version 17.1 only

Published 2018-02-21. Last modified 2026-06-17.