CVE-2026-3108

HIGH

8.0

Descripcion

Mattermost versions 11.2.x <= 11.2.2, 10.11.x <= 10.11.10, 11.4.x <= 11.4.0, 11.3.x <= 11.3.1 fail to sanitize user-controlled post content in the mmctl commands terminal output which allows attackers to manipulate administrator terminals via crafted messages containing ANSI and OSC escape sequences that enable screen manipulation, fake prompts, and clipboard hijacking.. Mattermost Advisory ID: MMSA-2026-00599

Detalles CVE

Puntuacion CVSS v3.18.0

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadHIGH

Privilegios requeridosLOW

Interaccion usuarioREQUIRED

Publicado3/26/2026

Ultima modificacion3/26/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-150

Referencias

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

Correlaciones IOC

Sin correlaciones registradas

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