CVE-2026-2462

MEDIUM

6.6

Descripcion

Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to restrict plugin installation on CI test instances with default admin credentials which allows an unauthenticated attacker to achieve remote code execution and exfiltrate sensitive configuration data including AWS and SMTP credentials via uploading a malicious plugin after changing the import directory. Mattermost Advisory ID: MMSA-2025-00528

Detalles CVE

Puntuacion CVSS v3.16.6

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado3/16/2026

Ultima modificacion3/18/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

mattermost:mattermost_server

Debilidades (CWE)

CWE-863

Referencias

https://mattermost.com/security-updates(responsibledisclosure@mattermost.com)

Correlaciones IOC

Sin correlaciones registradas

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