Gentoo Linux Security Advisory GLSA 200711-19 – Stefan Esser reported that a previous vulnerability was not properly fixed in TikiWiki 1.9.8.1. The TikiWiki development team also added several checks to avoid file inclusion. Versions less than 1.9.8.3 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/60930/glsa-200711-19.txt
Source: https://packetstormsecurity.com/files/60930/Gentoo-Linux-Security-Advisory-200711-19.html