Mattermost Summary
Mattermost has published 46 vulnerabilities in 2026.
Vulnerability Breakdown
- CRITICAL
- 0
- HIGH
- 5
- MEDIUM
- 35
- LOW
- 6
Vulnerability Severity By Month 2026
Total Mattermost Vulnerabilities
- CRITICAL
- 23
- HIGH
- 83
- MEDIUM
- 341
- LOW
- 84
Plus 2 vulnerabilities without a severity rating.