Mattermost Summary

Mattermost has published 3 vulnerabilities in 2025.

Vulnerability Breakdown

CRITICAL
0
HIGH
0
MEDIUM
1
LOW
2

Vulnerability Severity By Month 2025

Total Mattermost Vulnerabilities

CRITICAL
17
HIGH
69
MEDIUM
232
LOW
42

Plus 6 vulnerabilities without a severity rating.

Vulnerability Severity By Year

Vulnerability Published Matrix for 2025

Vulnerability Published Matrix for 2024