CVE-2025-10545
- Source
- https://cve.org/CVERecord?id=CVE-2025-10545
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-10545.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-10545
- Aliases
- Published
- 2025-10-16T09:15:33.137Z
- Modified
- 2026-02-24T07:45:35.046181Z
- Severity
-
- 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
Mattermost versions 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to properly validate guest user permissions when adding channel members which allows guest users to add any team members to their private channels via the
/api/v4/channels/{channel_id}/membersendpoint - References
Affected packages
Git / github.com/mattermost/mattermost-server
Affected versions
@mattermost/client@10.*
@mattermost/client@10.11.0
@mattermost/client@10.5.0
@mattermost/types@10.*
@mattermost/types@10.11.0
@mattermost/types@10.5.0
mattermost-redux@10.*
mattermost-redux@10.11.0
v10.*
v10.11.0
v10.11.0-rc3
v10.11.1
v10.11.1-rc1
v10.11.2
v10.11.2-rc1
v10.11.2-rc2
v10.5.0
v10.5.0-rc6
v10.5.1
v10.5.1-rc1
v10.5.1-rc2
v10.5.10
v10.5.10-rc1
v10.5.10-rc2
v10.5.11-rc1
v10.5.2
v10.5.3
v10.5.3-rc1
v10.5.4
v10.5.4-rc1
v10.5.4-rc2
v10.5.5
v10.5.5-rc1
v10.5.6
v10.5.6-rc1
v10.5.7
v10.5.8
v10.5.8-rc1
v10.5.9
v10.5.9-rc1
v10.5.9-rc2
v10.5.9-rc3
v10.5.9-rc4