Google Dork : "inurl:Editor/assetmanager/assetmanager.asp"
Open Google.com and eneter this dork
"inurl:Editor/assetmanager/assetmanager.asp" Now Open any site from search results
Upload File: (Only .txt or .jpg are allowed)
Site url will be like
[You must be registered and logged in to see this link.] Change The Flash into all Files and Now choose Your File and Upload
and access Your file here
[You must be registered and logged in to see this link.] Live Demo:
[You must be registered and logged in to see this link.] 
