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High severity8.1NVD Advisory· Published Jul 3, 2024· Updated Jun 17, 2026

CVE-2024-39830

CVE-2024-39830

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Mattermost/Mattermostv53 versions
    9.8.0+ 2 more
    • (no CPE)range: 9.8.0
    • (no CPE)range: <=9.8.0, <=9.7.4, <=9.6.2, <=9.5.5
    • cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*range: >=9.5.0,<9.5.6

Patches

Vulnerability mechanics

References

1

News mentions

0

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