Metrics
Affected Vendors & Products
| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-9hh7-6558-qfp2 | Mattermost allows other users to determine when users had read channels via channel member objects |
Solution
Update Mattermost to versions 11.0.0, 10.11.4, 10.5.12 or higher.
Workaround
No workaround given by the vendor.
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
|
Tue, 25 Nov 2025 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost mattermost Server
|
|
| Weaknesses | NVD-CWE-noinfo | |
| CPEs | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Mattermost mattermost Server
|
Fri, 21 Nov 2025 09:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost
Mattermost mattermost |
|
| Vendors & Products |
Mattermost
Mattermost mattermost |
Tue, 18 Nov 2025 22:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Tue, 18 Nov 2025 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11 fail to enforce access permissions on the Agents plugin which allows other users to determine when users had read channels via channel member objects | |
| Title | Channel member objects leak read status | |
| Weaknesses | CWE-1426 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2025-11-18T21:03:22.890Z
Reserved: 2025-10-15T11:42:23.835Z
Link: CVE-2025-55074
Updated: 2025-11-18T21:03:17.275Z
Status : Analyzed
Published: 2025-11-18T16:15:44.500
Modified: 2025-11-25T20:24:39.843
Link: CVE-2025-55074
No data.
OpenCVE Enrichment
Updated: 2025-11-21T09:16:12Z
Github GHSA