iCMS <= 8.0.0 allows users to add and render a comtom template, which has a SSTI vulnerability which causes remote code execution.Referenceshttps://www.icmsdev.com/https://gem-love.com/2021/12/10/ICMS-8-0-0%E5%90%8E%E5%8F%B0%E6%A8%A1%E6%9D%BF%E6%B3%A8%E5%85%A5%E5%AF%BC%E8%87%B4%E8%BF%9C%E7%A8%8B%E4%BB%A3%E7%A0%81%E6%89%A7%E8%A1%8C0day%E6%BC%8F%E6%B4%9E%E5%88%86%E6%9E%90/