Mattermost Summary

Mattermost has published 13 vulnerabilities in 2025.

Vulnerability Breakdown

CRITICAL
0
HIGH
0
MEDIUM
10
LOW
3

Vulnerability Severity By Month 2025

Total Mattermost Vulnerabilities

CRITICAL
17
HIGH
69
MEDIUM
243
LOW
41

Plus 7 vulnerabilities without a severity rating.

Vulnerability Severity By Year

Vulnerability Published Matrix for 2025

Vulnerability Published Matrix for 2024