References https://zhuanlan.zhihu.com/p/2003250149976215900 https://post.smzdm.com/p/amor6kok https://club.fnnas.com/forum.php?mod=viewthread&tid=53230 https://github.com/wzqvip/FnOS-exploit https://post.smzdm.com/p/ako92np9 https://finance.sina.com.cn/tech/roll/2026-02-01/doc-inhkhmvp2002584.shtml https://github.com/a0yami/fnos-rce-chain https://www.zhihu.com/question/2000917932214075464/answer/2001701332894127219 https://post.smzdm.com/p/avvok47m https://www.cnblogs.com/sunnyhmz/p/19668886