Joomla Core 3.9.x CSV Injection - CVE-2019-12765
Joomla Core is prone to a vulnerability that lets remote attackers inject arbitrary formulas into CSV files. Attackers can possibly exploit this issue to execute arbitrary commands on the victims system by the use of Microsoft Excel DDE function or to leak data via maliciously injected hyperlinks. Joomla Core versions 3.9.x ranging from 3.9.0 and up to and including 3.9.6 are vulnerable.