CVE-2025-0476

Mattermost Mobile Apps versions <=2.22.0 fail to properly handle specially crafted attachment names, which allows an attacker to crash the mobile app for any user who opened a channel containing the specially crafted attachment

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

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, 16:47

Type	Values Removed	Values Added
First Time		Mattermost Mattermost mattermost Mobile
Summary		(es) Las versiones de aplicaciones móviles de Mattermost <=2.22.0 no pueden gestionar correctamente los nombres de archivos adjuntos especialmente manipulados, lo que permite que un atacante bloquee la aplicación móvil para cualquier usuario que haya abierto un canal que contenga el archivo adjunto especialmente manipulado.
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Vendor Advisory
CPE		cpe:2.3:a:mattermost:mattermost_mobile::::::::

16 Jan 2025, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-01-16 00:15

Updated : 2025-09-24 16:47

NVD link : CVE-2025-0476

Mitre link : CVE-2025-0476

CVE.ORG link : CVE-2025-0476

JSON object : View

Products Affected

mattermost

mattermost_mobile

CWE

CWE-1287

Improper Validation of Specified Type of Input

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