CVE-2020-14756 WebLogic T3/IIOP RCE ExternalizableHelper.class of coherence.jar README project base on https://github.com/Y4er/CVE-2020-2555 and weblogic_cmd test on 12.2.1.4.0 and jdk 1.8.0_221 Reference https://y4er.com/post/weblogic-cve-2020-14756/ https://mp.weixin.qq.com/s/E-4wjbKD-iSi0CEMegVmZQ