CVE-2026-3115
MEDIUM4.3EPSS 0.01%Mattermost allows authenticated guest users to enumerate user IDs outside their allowed visibility scope
發布日:2026/3/26修改日:2026/3/31
描述
Mattermost versions 11.2.x <= 11.2.2, 10.11.x <= 10.11.10, 11.4.x <= 11.4.0, 11.3.x <= 11.3.1 fail to apply view restrictions when retrieving group member IDs, which allows authenticated guest users to enumerate user IDs outside their allowed visibility scope via the group retrieval endpoint. Mattermost Advisory ID: MMSA-2026-00594.
受影響套件(1)
- Go/github.com/mattermost/mattermost/server/v8>= 11.4.0, < 11.4.1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |