该利用链可以在 fastjson 多个版本实现 RCE ，并且借助 SignedObject 绕过第一层安全的 resolveClass 对于 TemplatesImpl 类的检查。 说起来还是 AliyunCTF 那道 ezbean 的非预期，很多师傅使用 FastJson#toString 方法触发 TemplatesImpl#getOutputProperties 实现 RCE 。

在如今这个信息爆炸的时代，我们已经习惯了通过微信公众号获取各类资讯和信息。但是，当我们需要将公众号的最新文章整合到自己的网站或者APP中时，该怎么办呢？本文将为大家介绍如何使用Java获取公众号最新文章。 一、微信公众平台开发 要获取微信公众 ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

[ERROR] 2019-10-17 12:43:26,673 @ qz.utils.PrintingUtilities:? Failed to print org.codehaus.jettison.json.JSONException: JSONArray[1] is not a JSONObject. at org ...

Thanks for this great library. I have one issue when trying to initialise a JSONArray object and the input is simply "[". The jvm crashes with StackOverflowError.

Here, I am writing the code for sorting JSONArray in java technology. we can sort jsonarray in ascending or in descending order according to our requirement by changing pattern as below. private ...