With Spring Boot 4.0.2, when performing CorsConfiguration lookup. The log message below is logged once only at WARN level, and every time at TRACE.
WARN o.s.w.s.h.HandlerMappingIntrospector : Cache miss for REQUEST dispatch to '/login' (previous null).
This issue was discussed on GitHub; please refer to SF-36309 for details.
This will be addressed in a future update. See these links for details.