security issue with file type

LPology / Simple-Ajax-Uploader

Javascript file upload plugin with progress bar support. Works in all major browsers, including IE7+, Chrome, Firefox, Safari, and Opera. No dependencies - use it with or without jQuery.

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security issue with file type #225

Open ghost opened 4 years ago

ghost commented 4 years ago

If I have a file.exe file, I can rename it to file.exe.jpeg and be able to upload it is it possible to check for file type as well ?