CVE-2025-6226 Information
Jul 19, 2025
cve
Description
Mattermost versions 10.5.x <= 10.5.6 10.8.x <= 10.8.1 10.7.x <= 10.7.3 9.11.x <= 9.11.16 fail to verify authorization when retrieving cached posts by PendingPostID which allows an authenticated user to read posts in private channels they don’t have access to via guessing the PendingPostID of recently created posts.
Reference
https://mattermost.com/security-updates
Related CNNVD
CNNVD-202507-2422 (Published: 2025-07-18)
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