CVE-2026-21671

CRITICAL

9.1

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.19.1

SeveridadCRITICAL

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado3/12/2026

Ultima modificacion3/31/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

veeam:veeam_backup_\&_replication

Debilidades (CWE)

CWE-94

Referencias

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

Correlaciones IOC

Sin correlaciones registradas

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