Copilotfree, in-browser
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
An upload feature that accepts a file it should not, then stores it somewhere the server will execute it. Upload a script, request its URL, and a photo form becomes code execution. Checking the file extension alone is not a defense.
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