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.

INFO

Published Date :

2026-03-12T15:09:39.209Z

Last Modified :

2026-03-13T03:55:46.681Z

Source :

hackerone
AFFECTED PRODUCTS

The following products are affected by CVE-2026-21671 vulnerability.

Vendors Products
Veeam
  • Software Appliance
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-21671.

URL Resource
https://www.veeam.com/kb4831 cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact