RTLO char allowed in chat
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There seems to be no filtering of strange unicode characters such as U+202E which is an Right-To-Left-Override. I can send messages like "Hey check out my new song at example.com/song[rtlo]3pm.exe" and everyone would see the link as "example.com/songexe.mp3". Links that end with .exe are very …
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阅读 HackerOne 原文 ↗作者 @kontez · 版权归作者与 Snapchat 所有