SiteVision 4 allows Remote Code Execution.
packetstormsecurity.com/files/155585/SiteVision-4.x-5.x-Remote-Code-Execution.html
seclists.org/fulldisclosure/2019/Dec/12
seclists.org/fulldisclosure/2019/Dec/13
www.cybercom.com/About-Cybercom/Blogs/Security-Advisories/high-risk-vulnerabilities-in-cms-product/
www.cybercom.com/contentassets/ac929be030744b8e92dc6e457fdb7dcc/sitevision-disclosure-rce.pdf
www.sitevision.se/