silverstripeCMS Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2017-5197
There is XSS in SilverStripe CMS before 3.4.4 and 3.5.x before 3.5.2. The attack vector is a page name. An example payload is a crafted JavaScript event handler within a malformed SVG element.