CVE-2025-4128
LOW3.1EPSS 0.13%Mattermost allows guest users to view information about public teams they are not members of in github.com/mattermost/mattermost-server
Published: 6/11/2025Modified: 3/3/2026
Description
Mattermost allows guest users to view information about public teams they are not members of in github.com/mattermost/mattermost-server
Affected packages (6)
- Go/github.com/mattermost/mattermost-server>= 10.5.0, < 10.5.5
- Go/github.com/mattermost/mattermost-server>= 9.11.0+incompatible, < 9.11.14+incompatible, >= 10.5.0+incompatible, < 10.5.5+incompatible
- Go/github.com/mattermost/mattermost-server/v5from 0
- Go/github.com/mattermost/mattermost-server/v6from 0
- Go/github.com/mattermost/mattermost/server/v8from 0, < 8.0.0-20250422131222-701ddc896a10
- Go/github.com/mattermost/mattermost/server/v8from 0, < 8.0.0-20250422131222-701ddc896a10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.1 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N |
References (6)
- ADVISORYhttps://github.com/advisories/GHSA-jwhw-xf5v-qgxc
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-4128
- PATCHhttps://github.com/mattermost/mattermost
- WEBhttps://github.com/mattermost/mattermost/commit/2138a5f2ca6f75e2b99f6a04ea569d0f680c4fab
- WEBhttps://github.com/mattermost/mattermost/commit/701ddc896a107b13f457fbdbe229bce5019fc516
- WEBhttps://mattermost.com/security-updates