cvedb.io
CVE-2025-54499
LOW · CVSS 3.1
EPSS exploitation probability: 0%
Published 2025-10-16T09:15:34.507 · Last modified 2026-06-17T09:40:12.877

Summary

Mattermost versions 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to use constant-time comparison for sensitive string comparisons which allows attackers to exploit timing oracles to perform byte-by-byte brute force attacks via response time analysis on Cloud API keys and OAuth client secrets

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.