CVE-2025-47871 (GCVE-0-2025-47871)
Vulnerability from cvelistv5
Published
2025-06-30 16:51
Modified
2025-06-30 20:48
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CWE
  • CWE-863 - Incorrect Authorization
Summary
Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to properly validate channel membership when retrieving playbook run metadata, allowing authenticated users who are playbook members but not channel members to access sensitive information about linked private channels including channel name, display name, and participant count through the run metadata API endpoint.
References
Impacted products
Vendor Product Version
Mattermost Mattermost Version: 10.5.0   ≤ 10.5.5
Version: 9.11.0   ≤ 9.11.15
Version: 10.8.0
Version: 10.7.0   ≤ 10.7.2
Version: 10.6.0   ≤ 10.6.5
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