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Sina Referer's judgment is not rigorous. You can use CSRF to add powder.

Source: Internet
Author: User
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Sina performs automatic authorization on some applications. The third-party application is not rigorous, causing the vulnerability to exist (this application seems to be officially released by Sina ). The Referer judgment is not rigorous. Could cause domain name fraud like http://weiwen.weibo.com.zile.me.
If the micro-Q application is not authorized, the page can be automatically authorized by force loading. If you have previously used direct construction From Post, you can. Although iframe loading is not allowed, it can be bypassed.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

 
Demo: http://weiwen.weibo.com.zile.me/
Solution:You know.

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