5.4

CVE-2025-47871

Mattermost Playbooks exposes private channel metadata to unauthorized users via run metadata API

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mattermost ≫ Mattermost Server Version >= 9.11.0 < 9.11.16
Mattermost ≫ Mattermost Server Version >= 10.5.0 < 10.5.6
Mattermost ≫ Mattermost Server Version >= 10.6.0 < 10.6.6
Mattermost ≫ Mattermost Server Version >= 10.7.0 < 10.7.3
Mattermost ≫ Mattermost Server Version 10.8.0 Update -
Mattermost ≫ Mattermost Server Version 10.8.0 Update rc1
Mattermost ≫ Mattermost Server Version 10.8.0 Update rc2
Mattermost ≫ Mattermost Server Version 10.8.0 Update rc3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.17% 0.069
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.4 2.8 2.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
responsibledisclosure@mattermost.com 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

https://mattermost.com/security-updates
Vendor Advisory