Vulnerability Database
296,213
Total vulnerabilities in the database
CVE-2025-6226
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.
| Software | From | Fixed in |
|---|---|---|
github.com/mattermost/mattermost-server
|
10.5.0 | 10.5.7 |
|
github.com/mattermost/mattermost-server
|
10.8.0 | 10.8.2 |
|
github.com/mattermost/mattermost-server
|
10.7.0 | 10.7.4 |
|
github.com/mattermost/mattermost-server
|
9.11.0 | 9.11.17 |
|
github.com/mattermost/mattermost/server/v8
|
- | 8.0.0-20250520130510-fa40a8c5d47f |