Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2024-0319 | Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names. |
Github GHSA |
GHSA-9w97-9rqx-8v4j | Mattermost allows demoted guests to change group names |
Fixes
Solution
Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.
Workaround
No workaround given by the vendor.
References
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
|
History
Tue, 17 Jun 2025 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2025-06-17T13:35:30.706Z
Reserved: 2023-12-21T08:00:43.432Z
Link: CVE-2023-50333
Updated: 2024-08-02T22:16:46.618Z
Status : Modified
Published: 2024-01-02T10:15:08.723
Modified: 2024-11-21T08:36:51.637
Link: CVE-2023-50333
No data.
OpenCVE Enrichment
No data.
EUVD
Github GHSA