Mattermost Summary
Mattermost has published 34 vulnerabilities in 2026.
Vulnerability Breakdown
- CRITICAL
- 0
- HIGH
- 4
- MEDIUM
- 25
- LOW
- 5
Vulnerability Severity By Month 2026
Total Mattermost Vulnerabilities
- CRITICAL
- 23
- HIGH
- 82
- MEDIUM
- 331
- LOW
- 83
Plus 2 vulnerabilities without a severity rating.