CVEvulnerability

CVE-2025-41410

5.4 MEDIUM Published 2025-10-16 Modified 2026-10-19 Official page ↗
Status
Analyzed
Published
2025-10-16
Last modified
2026-10-19
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weaknesses
CWE-862

Description

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

Affected configurations

• mattermost mattermost server (>= 10.5.0 < 10.5.11) • mattermost mattermost server (>= 10.10.0 < 10.10.3) • mattermost mattermost server (>= 10.11.0 < 10.11.3)

Related

Weakness · CWE (1)

  • CWE-862 Missing Authorization weakness

References