cvedb.io
CVE-2025-8402
MEDIUM · CVSS 4.9
EPSS exploitation probability: 0%
Published 2025-08-21T17:15:33.093 · Last modified 2026-06-17T10:06:53.743

Summary

Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.0, 10.9.x <= 10.9.3 fail to validate import data which allows a system admin to crash the server via the bulk import feature.

Affected products

mattermost — mattermost_server

Does this affect you?

Add your gear to cvedb and we'll alert you only when mattermost ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.