### [CVE-2019-20877](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20877) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information about whether someone has 2FA enabled. ### POC #### Reference - https://mattermost.com/security-updates/ - https://mattermost.com/security-updates/ #### Github No PoCs found on GitHub currently.