Mattermost versions 10.10.x <= 10.10.2, 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to validate email ownership during Slack import process which allows attackers to create verified user accounts with arbitrary email domains via malicious Slack import data to bypass email-based team access restrictions
References
| Link | Resource |
|---|---|
| https://mattermost.com/security-updates | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
21 Oct 2025, 18:00
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Mattermost mattermost Server
Mattermost |
|
| CPE | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | |
| References | () https://mattermost.com/security-updates - Vendor Advisory |
16 Oct 2025, 09:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-10-16 09:15
Updated : 2025-10-21 18:00
NVD link : CVE-2025-41410
Mitre link : CVE-2025-41410
CVE.ORG link : CVE-2025-41410
JSON object : View
Products Affected
mattermost
- mattermost_server
CWE
CWE-862
Missing Authorization
