I noticed via bug report 3198902 that there is a performance issue with the ExpandPath() function in CF 10. This issue seems to be resolved in CF 10 build 282570 as mentioned in the report.
I recently installed CF 10 build 282462. How do I upgrade the build?
Post CF10 Update 4 -
Tomcat Version 188.8.131.52
Update Level /C:/ColdFusion10/cfusion/lib/updates/chf10000004.jar
Adobe Driver Version 4.1 (Build 0001)
Java Version 1.6.0_29