CVE-2026-21671

CRITICAL

9.1

Descricao

A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution (RCE) in high availability (HA) deployments of Veeam Backup & Replication.

Detalhes CVE

Pontuacao CVSS v3.19.1

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosHIGH

Interacao do usuarioNONE

Publicado3/12/2026

Ultima modificacao3/31/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

veeam:veeam_backup_\&_replication

Fraquezas (CWE)

CWE-94

Referencias

https://www.veeam.com/kb4831(support@hackerone.com)

Correlacoes IOC

Sem correlacoes registradas

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