CVE-2024-4198
Low
Description
Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes which allows an attacker authenticated as team admin to demote users to guest via crafted HTTP requests.
SeverityLow
CVSS2.7
Exploit probability—
Product
Mattermost Server
PublishedApr 26, 2024
First seenApr 26, 2024
Weakness typeCWE-284Improper access control
How to fix
Update
- mattermost mattermost_server8.1.12, 9.5.3 or later
- github.com/mattermost/mattermost-server9.6.1, 9.5.3, 8.1.12, 8.1.12+incompatible, 9.5.3+incompatible, 9.6.1+incompatible or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mattermost mattermost_server | 8.1.0 ≤ v < 8.1.12, 9.5.0 ≤ v < 9.5.3, 9.6.0 | 8.1.12, 9.5.3 |
| github.com/mattermost/mattermost-serverGo | 9.6.0-rc1 ≤ v < 9.6.1, 9.5.0 ≤ v < 9.5.3, 8.1.0 ≤ v < 8.1.12, 8.1.0+incompatible ≤ v < 8.1.12+incompatible, 9.5.0+incompatible ≤ v < 9.5.3+incompatible, 9.6.0-rc1+incompatible ≤ v < 9.6.1+incompatible | 9.6.1, 9.5.3, 8.1.12, 8.1.12+incompatible, 9.5.3+incompatible, 9.6.1+incompatible |
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