CVE-2026-3108

HIGH

8.0

Beschreibung

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

CVE Details

CVSS v3.1 Bewertung8.0

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienLOW

BenutzerinteraktionREQUIRED

Veroffentlicht3/26/2026

Zuletzt geandert3/30/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

mattermost:mattermost_server

Schwachen (CWE)

CWE-150

Referenzen

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

IOC Korrelationen

Keine Korrelationen erfasst

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