Vulnerabilities > CVE-2023-2787 - Missing Authorization vulnerability in Mattermost

CVSS 6.5 - MEDIUM

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

LOW

Confidentiality impact

HIGH

Integrity impact

NONE

Availability impact

NONE

network

low complexity

mattermost

CWE-862

NVD

Published: 2023-06-16

Updated: 2023-06-26

Summary

Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.

Vulnerable Configurations

Part	Description	Count
Application	Mattermost Mattermost Mattermost 7.9.0 Mattermost Mattermost 7.9.1 Mattermost Mattermost 7.9.2 Mattermost Mattermost 7.8.0 Mattermost Mattermost 7.8.1 Mattermost Mattermost 7.8.2 Mattermost Mattermost 7.8.3 Mattermost Mattermost 7.8.4 Mattermost Mattermost 7.1.0 Mattermost Mattermost 7.1.1 Mattermost Mattermost 7.1.2 Mattermost Mattermost 7.1.3 Mattermost Mattermost 7.1.4 Mattermost Mattermost 7.1.5 Mattermost Mattermost 7.1.6 Mattermost Mattermost 7.1.7 Mattermost Mattermost 7.1.8 Mattermost Mattermost 7.1.9 Mattermost Mattermost 7.10.0	19

Common Weakness Enumeration (CWE)

CWE-862 - Missing Authorization

References

https://mattermost.com/security-updates/