Riskcovery

CVE-2024-39807

Channel IDs of archived/restored channels leaked via webhook events

State
Published
Severity
3.1 Low
Published
Jul 3, 2024
Updated
Aug 2, 2024
Reserved
Jul 1, 2024

Read the record on cve.org

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.

Scores

CVSSScoreVectorSource
3.13.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:NMattermost

Weaknesses

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

ProductVersions
MattermostMattermost
  • 9.8.0Affected
  • 9.5.0 through 9.5.5Affected
  • 9.9.0Not affected
  • 9.8.1Not affected
  • 9.5.6Not affected

References

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