Mattermost Server
by Mattermost
Standard maintenance is sufficient
Mattermost Server has low exploitation rates. Attackers rarely target this software's known vulnerabilities.
What to do
- Keep automatic updates enabled
- No urgent action needed
- Review periodically as part of normal maintenance
What Attackers Target
Vulnerabilities with high exploit probability
0.3%
Confirmed actively exploited (CISA)
0.0%
Public exploit code available
0.0%
Based on 389 known vulnerabilities. Percentages show the proportion that are actively dangerous — a low percentage means most vulnerabilities in this product are not being exploited.
Most Dangerous Vulnerabilities
| CVE | CVSS | Exploit Probability | Confirmed |
|---|---|---|---|
| CVE-2025-25279 | 9.9 | 61.2% | — |
| CVE-2023-1421 | 3.5 | 1.7% | — |
| CVE-2022-3147 | 3.1 | 1.2% | — |
| CVE-2017-18912 | 9.8 | 0.7% | — |
| CVE-2023-7113 | 3.7 | 0.7% | — |
| CVE-2017-18874 | 6.5 | 0.7% | — |
| CVE-2023-1776 | 7.3 | 0.7% | — |
| CVE-2017-18900 | 9.8 | 0.6% | — |
| CVE-2025-4981 | 9.9 | 0.6% | — |
| CVE-2019-20854 | 7.5 | 0.6% | — |
| CVE-2023-48732 | 4.3 | 0.6% | — |
| CVE-2021-37863 | 3.5 | 0.6% | — |
| CVE-2017-18871 | 7.5 | 0.5% | — |
| CVE-2024-54083 | 6.5 | 0.5% | — |
| CVE-2018-21264 | 8.8 | 0.5% | — |
| CVE-2017-18920 | 9.8 | 0.5% | — |
| CVE-2018-21258 | 7.5 | 0.5% | — |
| CVE-2023-6459 | 5.3 | 0.5% | — |
| CVE-2024-47003 | 3.1 | 0.5% | — |
| CVE-2025-24490 | 9.6 | 0.5% | — |
0
/ 100
low-risk
Active Threat
0/50 · Minimal
Exploit Availability
0/50 · Minimal
Score uses Wilson score intervals to account for sample size. Products with few CVEs are scored conservatively.