CVE-2025-2475

Unauthorized Bot Login Using Credentials

Published Apr 14, 2025 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
Mattermost versions 10.5.x <= 10.5.1, 10.4.x <= 10.4.3, 9.11.x <= 9.11.9 fail to invalidate the cache when a user account is converted to a bot which allows an attacker to login to the bot exactly one time via normal credentials.

Remediation

Vendor Solution

Update Mattermost to versions 10.6.0, 10.5.2, 10.4.4, 9.11.10 or higher.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-10887 Mattermost vulnerable to Incorrect Implementation of Authentication Algorithm
Github GHSA Github GHSA GHSA-6rqh-8465-2xcw Mattermost vulnerable to Incorrect Implementation of Authentication Algorithm
References
History
Type Values Removed Values Added
First Time appeared Mattermost mattermost Server
CPEs cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Vendors & Products Mattermost mattermost Server
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Mattermost versions 10.5.x <= 10.5.1, 10.4.x <= 10.4.3, 9.11.x <= 9.11.9 fail to invalidate the cache when a user account is converted to a bot which allows an attacker to login to the bot exactly one time via normal credentials.
Title Unauthorized Bot Login Using Credentials
Weaknesses CWE-303
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Mattermost
Published
Updated
Apr 14, 2025, 2:59 PM
Reserved
Mar 17, 2025, 8:09 PM
Status
Analyzed
Published
Apr 14, 2025, 3:15 PM
Modified
Jun 17, 2026, 9:07 AM