CVE-2025-41410

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)

OR cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*

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 - () 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