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CSS Injection through Header Injection – A Writeup of TSG CTF 20

TSG CTF 2021 was held from October 3rd – October 4th, and my challenge (“udon”) was on the contest. To speak frankly, the challenge was: “Can you steal another user’s secrets using a vulnerability that allows you to inject just a single HTTP response header?”

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Posted by SH

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GitHub – Ignitetechnologies/Credential-Dumping: This cheatsheet