CVE-2026-27769

LOW

2.7

Descripcion

Mattermost versions 10.11.x <= 10.11.12 fail to validate whether users were correctly owned by the correct Connected Workspace which allows a malicious remote server connected using the Conntexted Workspaces feature to change the displayed status of local users via the Connected Workspaces API.. Mattermost Advisory ID: MMSA-2026-00603

Detalles CVE

Puntuacion CVSS v3.12.7

SeveridadLOW

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado4/15/2026

Ultima modificacion4/17/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-862

Referencias

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

Correlaciones IOC

Sin correlaciones registradas

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