Upgrade to version of Undertow in use within WildFly Core and switch to version 1.1.0.Beta2 of WildFly Elytron.
Upgrade to version of Undertow in use within WildFly Core and switch to version 1.1.0.Beta2 of WildFly Elytron.

darranl/elytron-web,wildfly-security/elytron-web