Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2025-41410
CVE-2025-41410:
vulnerability analysis and mitigation
Overview
Mattermost versions 10.10.x <= 10.10.2, 10.5.x <= 10.5.10, and 10.11.x <= 10.11.2 contain a Missing Authorization vulnerability (CVE-2025-41410) discovered on October 16, 2025. The vulnerability affects the Slack import process functionality in Mattermost Server (NVD).
Technical details
The vulnerability is classified as CWE-862 (Missing Authorization) with a CVSS v3.1 Base Score of 5.4 (Medium). The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N, indicating network accessibility, low attack complexity, low privileges required, no user interaction needed, unchanged scope, and low impact on confidentiality and integrity with no impact on availability (Miggo, NVD).
Impact
The vulnerability allows attackers to create verified user accounts with arbitrary email domains by exploiting the Slack import process. This bypass can circumvent email-based team access restrictions, potentially compromising organization security boundaries (Miggo).
Mitigation and workarounds
The vulnerability has been patched in Mattermost versions 10.10.3, 10.5.11, and 10.11.3. Organizations should upgrade to these or later versions to address the security issue (Miggo).
Additional resources
Source: This report was generated using AI
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