The host is installed with SpringSource Spring Framework before 5.2.23, 6.0.0 through 6.0.6 or 5.3.0 through 5.3.26 and is prone to a spring expression denial of service vulnerability. A flaw is present in the application, which fails to properly handle issues in unspecified vectors. On successful exploitation, it is possible for a user to provide a specially crafted SpEL expression that may cause a denial-of-service (DoS) condition.