cvedb.io
CVE-2026-6345
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2026-05-18T09:16:23.853 · Last modified 2026-06-17T11:00:41.763

Summary

Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 fail prevent disclosure of created user password which allows a malicious attacker to impersonate a user via the use of some of those passwords.. Mattermost Advisory ID: MMSA-2026-00614

Affected products

mattermost — mattermost_server

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References

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