CVE-2025-14350

MEDIUM

4.3

Descricao

Mattermost versions 11.1.x <= 11.1.2, 10.11.x <= 10.11.9, 11.2.x <= 11.2.1 fail to properly validate team membership when processing channel mentions which allows authenticated users to determine the existence of teams and their URL names via posting channel shortlinks and observing the channel_mentions property in the API response. Mattermost Advisory ID: MMSA-2025-00563

Detalhes CVE

Pontuacao CVSS v3.14.3

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado2/16/2026

Ultima modificacao2/18/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

mattermost:mattermost_server

Fraquezas (CWE)

CWE-862

Referencias

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

Correlacoes IOC

Sem correlacoes registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.