Metrics
Affected Vendors & Products
| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-4g87-9x45-cx2h | Mattermost fails to sanitize team email addresses |
Solution
Update Mattermost to versions 11.1.0, 11.0.3, 10.12.2, 10.11.5, 10.5.13 or higher.
Workaround
No workaround given by the vendor.
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
|
Fri, 28 Nov 2025 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Fri, 28 Nov 2025 09:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost
Mattermost mattermost |
|
| Vendors & Products |
Mattermost
Mattermost mattermost |
Thu, 27 Nov 2025 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to sanitize team email addresses to be visible only to Team Admins, which allows any authenticated user to view team email addresses via the GET /api/v4/channels/{channel_id}/common_teams endpoint | |
| Title | Information Disclosure in Common Teams API | |
| Weaknesses | CWE-200 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2025-11-28T15:20:44.142Z
Reserved: 2025-10-31T17:28:45.000Z
Link: CVE-2025-12559
Updated: 2025-11-28T15:20:29.673Z
Status : Undergoing Analysis
Published: 2025-11-27T17:15:46.530
Modified: 2025-11-28T23:11:55.537
Link: CVE-2025-12559
No data.
OpenCVE Enrichment
Updated: 2025-11-28T08:51:21Z
Github GHSA