Upgrade to Jetty 9.4.15 and Undertow 2.0.18
Upgrade to Jetty 9.4.15 and Undertow 2.0.18

spring-projects/spring-framework,spring-projects/spring-framework,spring-projects/spring-framework,spring-projects/spring-framework,spring-projects/spring-framework,spring-projects/spring-framework,spring-projects/spring-framework