CVE-2025-58073

Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the OAuth state.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://mattermost.com/security-updates	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::

History

19 Oct 2026, 16:10

Type	Values Removed	Values Added
Summary		(es) Mattermost versiones 10.11.x menor o igual que 10.11.1, 10.10.x menor o igual que 10.10.2, 10.5.x menor o igual que 10.5.10 no verifican que un usuario tenga permiso para unirse a un equipo de Mattermost usando el token de invitación original, lo que permite a cualquier atacante unirse a cualquier equipo en un servidor de Mattermost independientemente de las restricciones manipulando el estado de OAuth.

Information

Published : 2025-10-16 09:15

Updated : 2026-10-19 16:10

NVD link : CVE-2025-58073

Mitre link : CVE-2025-58073

CVE.ORG link : CVE-2025-58073

JSON object : View

Products Affected

mattermost

mattermost_server

CWE

CWE-862

Missing Authorization

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