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Low severity3.1NVD Advisory· Published Jul 3, 2024· Updated Jun 17, 2026

CVE-2024-39807

CVE-2024-39807

Description

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to properly sanitize the recipients of a webhook event which allows an attacker monitoring webhook events to retrieve the channel IDs of archived or restored channels.

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: <=9.5.5, 9.8.0
    • cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*range: >=9.5.0,<9.5.6

Patches

Vulnerability mechanics

References

1

News mentions

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