CVE-2026-28736

MEDIUM

4.3

Descricao

** UNSUPPORTED WHEN ASSIGNED ** Focalboard version 8.0 fails to validate file ownership when serving uploaded files. This allows an authenticated attacker who knows a victim's fileID to read the content of the file. NOTE: Focalboard as a standalone product is not maintained and no fix will be issued.

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

Publicado4/3/2026

Ultima modificacao4/3/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-639

Referencias

https://github.com/mattermost-community/focalboard(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.