I am wondering if there is a safer way to use ColdFusion CFFILE to upload files to Of course, you only perform the image tests if the file uploaded is an image. You may want to use a third party tool like Alagad Image CFC or ColdFusion 8’s built in image support to not only confirm that the file is indeed. On UNIX systems should also restrict access to the uploaded file by specifying the mode attribute, preferably so that only the ColdFusion process can read.

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But it doesn’t work when I tested it: Forcing the file extension to be. Joe C 2, 13 Each value must be specified explicitly.

cffile action = “upload”

TimeCreated Time the uploaded file was created. This may be a silly question, but if someone is uploading from a Mac, will it still be able to verify from the extension if there isn’t one?

But I was told I should not even allow user’s file to reach vffile server. Permalink Add Comment add to del. Status parameters can be used anywhere other ColdFusion parameters can be used.


If omitted, the file’s attributes are maintained. A file upload error happens due to the following reasons:. For example, if you specify just the ReadOnly attribute, all other existing attributes are overwritten. TimeLastModified Date and time of the last modification to the uploaded file. For this reason you need to ensure that cffile. I really do like that idea and cfgile to leverage Amazon S3 for static content whenever possible in the future.


Directory location of the file uploaded from the client’s system. The cffile accept attribute uses the mime type that your browser sends to the server. Do not use number signs to specify the field name.

It’s very easy to spoof the mime type.

Example The following example creates a unique filename, if there is a name conflict when the file is uploaded on Windows: Whether the file already existed with the same path Yes or No. Then you can delete all non text files.

Pete is a husband and father located in uupload Central New York area. Date and time of the last modification to the uploaded file.

File Uploads | Learn CF in a Week

If Normal is specified as well as any other attributes, Normal is overridden by whatever other attribute is specified. Note File status parameters are read-only. Assigned to owner, group, and other, respectively, for example: When user upload non text file they’ll get the error saying: Extension of the uploaded file on the server without a period.

If two cffile tags execute, the results of the second overwrite the first.


I’ve been meaning to blog about this myself. Limits the MIME types to accept.

The question says that he does not trust the accept attribute. FYI you can set accept to. Does anybody have any code that would allow me to do this.


It supports jpg, gif, pdf, tiff, and more. This should do it but unfortunately on my test when I tried uploading non text file I got ColdFusion error:. Otherwise the only way you could do this before calling cffile would be to use a Servlet Filter, or something else that runs before cffils CFML engine.

By default they are hidden to the user but upon sending a file out as in this case they do apply. Lets you specify a name for the variable in which cffile returns the result or status parameters. Also new in ColdFusion 10 is the strict attribute which defaults to true. I tried to use cftry and cfcatch but I still get the same error, this mainly due to the MIME Type that I don’t know when the file is being uploaded by the browser.

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