Vulnerabilities > CVE-2023-3582 - Incorrect Authorization vulnerability in Mattermost Server

047910
CVSS 4.3 - MEDIUM
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
LOW
Confidentiality impact
NONE
Integrity impact
LOW
Availability impact
NONE
network
low complexity
mattermost
CWE-863

Summary

Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to, 

Common Weakness Enumeration (CWE)