CVE-2025-41410 (GCVE-0-2025-41410)

Vulnerability from cvelistv5 – Published: 2025-10-16 08:39 – Updated: 2025-10-16 14:00
VLAI
Title
Slack import bypasses email verification for team access controls
Summary
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
Severity
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-16 13:59 UTC
CWE
Assigner
Mattermost CNA under the mitre root
CNA scorecard B 80/100 over 123 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Mattermost Mattermost Affected: 10.10.0 , ≤ 10.10.2 (semver)
Affected: 10.5.0 , ≤ 10.5.10 (semver)
Affected: 10.11.0 , ≤ 10.11.2 (semver)
Unaffected: 10.12.0
Unaffected: 10.10.3
Unaffected: 10.5.11
Unaffected: 10.11.3
guessed Create a notification for this product.
Credits
daw10
Show details on NVD website
To clipboard 

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