CVE-2024-39830

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CVSS 3.1

5.9 medium

EPSS

<1%p31

Published

Jul 3, 2024 (Jul 3, 2024)

Modified

Jun 17, 2026

Description

Mattermost versions 9.8.x <= 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5, when shared channels are enabled, fail to use constant time comparison for remote cluster tokens which allows an attacker to retrieve the remote cluster token via a timing attack during remote cluster token comparison.

Vendors: mattermost
Products: mattermost
Weakness: CWE-287, CWE-203
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.4%)

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