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CVE-2025-4128

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CVE-2025-4128

Published: Jun 11, 2025

Modified: Jun 11, 2025

PUBLISHED

CVSS v3.1

3.1

LOW

Description

Mattermost versions 10.5.x <= 10.5.4, 9.11.x <= 9.11.13 fail to properly restrict API access to team information, allowing guest users to bypass permissions and view information about public teams they are not members of via a direct API call to /api/v4/teams/{team_id}.

VendorProductVersions

Mattermost

Mattermost

affected
10.5.0 - <= 10.5.4
affected
9.11.0 - <= 9.11.13
unaffected
10.8.0
unaffected
10.5.5
unaffected
9.11.14

Weaknesses (CWE)

CWE-863

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

References

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