CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 4.3. See the original NVD description below for full technical details.
CVE
CVE-2018-21256
Severity
MEDIUM
CVSS
4.3
EPSS
0.61%
Original NVD Description
An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions (for group-message channel creation) via the Group message slash command.
Related CVEs
Other vulnerabilities affecting the same vendor(s)