CVE-2026-21672: High severity Veeam Backup & Replication vulnerability

Published Mar 12, 2026
·
Updated

A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.

Affected Software

1 affected component
Veeam Backup & Replication

Event History

Mar 12, 2026
CVE Published
via MITRE·04:26 PM
Data Sourced
via MITRE·04:26 PM
DescriptionWeakness
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-21672?

CVE-2026-21672 has been classified as a high severity vulnerability.

2

How do I fix CVE-2026-21672?

To mitigate CVE-2026-21672, update to the latest version of Veeam Backup & Replication as provided by the vendor.

3

What are the potential impacts of CVE-2026-21672?

CVE-2026-21672 could allow an attacker to gain elevated privileges on affected Windows-based Veeam Backup & Replication servers.

4

Who is affected by CVE-2026-21672?

CVE-2026-21672 affects users of Veeam Backup & Replication running on Windows operating systems.

5

Is there a workaround for CVE-2026-21672?

Currently, the best approach is to apply the latest updates provided by Veeam, as there are no known workarounds.

Contact

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