why doesn't cfcookie allow setting domain= to a subdomain for CFID/CFTOKEN?

Question

yields:

Set-Cookie: CFID=4215; Dom

Answer 1

Apparently it is now fixed...

https://bugbase.adobe.com/index.cfm?event=bug&id=3593673

Answer 2

Have you reproduced this error with a leading . in the domain value? According to CF8, CF9 and CF10 docs, the domain attribute value Must start with a period..