CVE-2016-11020

Kunena before 5.0.4 does not restrict avatar file extensions to gif, jpeg, jpg, and png. This can lead to XSS and remote code execution.

Date published : 2020-02-24

https://github.com/Kunena/Kunena-Forum/pull/5028

https://www.kunena.org/blog/179-kunena-5-0-4-released