CVE-2026-21671

CRITICAL

Veeam Backup & Replication - Authenticated RCE

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References

Scores

CVSS v3 9.1
EPSS 0.0133
EPSS Percentile 67.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-693 CWE-94
Status published
Products (2)
Veeam/Software Appliance 13.0.1
veeam/veeam_backup_\&_replication < 13.0.1.1071
Published Mar 12, 2026
Tracked Since Mar 12, 2026