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Mattermost Server has low entropy for authorization data as an OAuth 2.0 Service Provider

šŸ—“ļøĀ 24 May 2022Ā 17:21:03Reported byĀ GitHub Advisory DatabaseTypeĀ 
github
Ā github
šŸ”—Ā github.comšŸ‘Ā 3Ā Views

Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 has low entropy for OAuth authorization data.

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05 Dec 2025 19:37Current
7High risk
Vulners AI Score7
CVSS 26.4
CVSS 3.19.1
EPSS0.00227
3