https://bugbase.adobe.com/index.cfm?event=bug&id=3977916

Child.cfc

<!--- Child.cfc --->
<cfcomponent extends="Parent">
<!--- No init method here. Inherits from Parent.cfc --->
</cfcomponent>

Grandparent.cfc

<!--- Grandparent.cfc --->
<cfcomponent>
<cfset variables.name = "">
<cffunction name="init">
<cfreturn this/>
</cffunction>
<cffunction name="getName">
<cfreturn variables.name>
</cffunction>
</cfcomponent>

Parent.cfc

<!--- Parent.cfc --->
<cfcomponent extends="Grandparent">
<cffunction name="init">
<cfargument name="name" required="true" type="string">
<cfset variables.name = arguments.name>
<cfreturn super.init()/>
</cffunction>
</cfcomponent>

test.cfm

Then, call the init function on Child passing in a name:
<!---
Calling init on Child should pass "name" to Parent.cfc
In CF11 Update 5 this throws an exception.
In CF11 Update 4 (and CF9) this executes without error.
--->
<cfset child = createObject("component", "Child").init(name = "Fred Flinstone")>
<cfoutput>#child.getName()#</cfoutput>