Mattermost Summary
Mattermost has published 89 vulnerabilities in 2026.
Vulnerability Breakdown
- CRITICAL
- 0
- HIGH
- 11
- MEDIUM
- 62
- LOW
- 16
Vulnerability Severity By Month 2026
Total Mattermost Vulnerabilities
- CRITICAL
- 23
- HIGH
- 89
- MEDIUM
- 368
- LOW
- 94
Plus 2 vulnerabilities without a severity rating.