Komm.One CMS 10.4.2.14 has a Server-Side Template Injection (SSTI) vulnerability via the Velocity template engine. It allows remote attackers to execute arbitrary code via a URL that specifies java.lang.Runtime in conjunction with getRuntime().exec followed by an OS command.
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.