CVE-2026-2454

MEDIUM

5.8

Descripcion

Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to handle incorrectly reported array lengths which allows malicious user to cause OOM errors and crash the server via sending corrupted msgpack frames within websocket messages to calls plugin. Mattermost Advisory ID: MMSA-2025-00537

Detalles CVE

Puntuacion CVSS v3.15.8

SeveridadMEDIUM

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/16/2026

Ultima modificacion3/18/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

mattermost:mattermost_server

Debilidades (CWE)

CWE-1287

Referencias

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

Correlaciones IOC

Sin correlaciones registradas

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