### [CVE-2021-4188](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4188) ![](https://img.shields.io/static/v1?label=Product&message=mruby%2Fmruby&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=%3C%203.1%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-476%20NULL%20Pointer%20Dereference&color=brighgreen) ### Description mruby is vulnerable to NULL Pointer Dereference ### POC #### Reference - https://huntr.dev/bounties/78533fb9-f3e0-47c2-86dc-d1f96d5bea28 #### Github No PoCs found on GitHub currently.