PT-2025-23307 · Mattermost · Mattermost

Eahmed

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Published

2025-05-30

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Updated

2025-06-03

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CVE-2025-2571

CVSS v3.1
4.2
VectorAV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions:

Mattermost versions 9.11.x through 9.11.12

Mattermost versions 10.5.x through 10.5.3

Mattermost versions 10.6.x through 10.6.2

Mattermost versions 10.7.x through 10.7.0

Description:

The issue arises when Mattermost fails to clear Google OAuth credentials during the conversion of user accounts to bot accounts. This failure allows attackers to gain unauthorized access to bot accounts via the Google OAuth signup flow.

Recommendations:

For versions 9.11.x through 9.11.12, update to a version that clears Google OAuth credentials when converting user accounts to bot accounts.

For versions 10.5.x through 10.5.3, update to a version that clears Google OAuth credentials when converting user accounts to bot accounts.

For versions 10.6.x through 10.6.2, update to a version that clears Google OAuth credentials when converting user accounts to bot accounts.

For versions 10.7.x through 10.7.0, update to a version that clears Google OAuth credentials when converting user accounts to bot accounts.

Fix

Weakness Enumeration

Related Identifiers

CVE-2025-2571
GHSA-8CGX-9CCJ-3GWR
GO-2025-3729

Affected Products

Mattermost