Mattermost Summary
Mattermost has published 54 vulnerabilities in 2026.
Vulnerability Breakdown
- CRITICAL
- 0
- HIGH
- 7
- MEDIUM
- 38
- LOW
- 9
Vulnerability Severity By Month 2026
Total Mattermost Vulnerabilities
- CRITICAL
- 23
- HIGH
- 85
- MEDIUM
- 344
- LOW
- 87
Plus 2 vulnerabilities without a severity rating.