CVE-2025-20630

Mattermost Mobile versions <=2.22.0 fail to properly handle posts with attachments containing fields that cannot be cast to a String, which allows an attacker to cause the mobile to crash via creating and sending such a post to a channel.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

cpe:2.3:a:mattermost:mattermost_mobile:*:*:*:*:*:*:*:*

History

24 Sep 2025, 16:42

Type	Values Removed	Values Added
First Time		Mattermost Mattermost mattermost Mobile
Summary		(es) Las versiones de Mattermost Mobile <=2.22.0 no gestionan adecuadamente las publicaciones con archivos adjuntos que contienen campos que no se pueden convertir a una cadena, lo que permite a un atacante provocar que el móvil se bloquee al crear y enviar dicha publicación a un canal.
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Vendor Advisory
CPE		cpe:2.3:a:mattermost:mattermost_mobile::::::::

16 Jan 2025, 19:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-01-16 19:15

Updated : 2025-09-24 16:42

NVD link : CVE-2025-20630

Mitre link : CVE-2025-20630

CVE.ORG link : CVE-2025-20630

JSON object : View

Products Affected

mattermost

mattermost_mobile

CWE

CWE-1287

Improper Validation of Specified Type of Input

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