CVE-2026-21671

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...

CVE-2026-21672

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

What Microsoft's EWS Retirement Means for Your Veeam Backups

Updated September 2026 This article has been revised to reflect: Microsoft's October 1, 2026 enforcement timeline. The introduction of the EWSAllowedAppIDs allow list. The current status of Veeam's transition to Microsoft Graph. Customers who have previously read this article are advised to revie...

How to Safely Perform Snapshot Rollback of Veeam Backup for Microsoft 365

Purpose This article provides step-by-step guidance for performing a snapshot rollback of a Veeam Backup for Microsoft 365 deployment in the event of a disaster. Critical Warning Rolling back to a snapshot is a complex and highly risky process that should only be performed in rare disaster...

Veeam Backup and Replication 13.x < 13.0.1.2067 Multiple Vulnerabilities (KB4738 / KB4831)

The version of Veeam Backup and Replication installed on the remote Windows host is prior to 13.0.1.2067. It is, therefore, affected by multiple vulnerabilities: - A vulnerability allowing an authenticated domain user to perform remote code execution RCE on the Backup Server. CVE-2026-21669 - A...

PT-2026-26287

We're not migrating to Veeam B&R 13.0.1 until the end of the year, as Veeam B&R is supported until 01 Feb 2027, and we're not find of adopting applications before a couple of version releases have been made. We noticed Action1 appears to be incorrectly assigning CVE's affecting Veeam B&R 13.0.1.x...

Veeam Agent for Linux: Update Blocked by Repository Signing Key Change

Article Applicability This article is intended for customers managing Veeam Agent for Linux 6.3 deployments. Deployments that have already been updated to Veeam Agent for Linux 13, or are being updated to it, are not affected by the repository GPG key change. Challenge When attempting to update...

How to Manually Update GPG key on Veeam Appliances

Article Applicability This article is specifically regarding the Veeam Appliances used in conjunction with Veeam Backup & Replication 13. Including the Veeam Software Appliance, Veeam Infrastructure Appliance, and Veeam Hardened Repository deployed from the Veeam Infrastructure Appliance. For...

The vulnerability of the backup server of the Veeam Backup & Replication software allows a perpetrator to execute arbitrary code. This vulnerability targets systems for cloud, virtual, and physical environments.

The vulnerability of the backup server of the Veeam Backup & Replication solution for cloud, virtual, and physical systems is related to access control errors. Exploiting this vulnerability could allow a malicious actor to execute arbitrary code remotely...

How to Manually Update GPG key on Veeam Hardened Repository Appliance

Article Applicability This article is specifically regarding the Veeam Hardened Repository ISO v2 appliance, which was distributed alongside Veeam Backup & Replication 12. For information about manually updating the GPG key on the appliances associated with Veeam Backup & Replication 13, review...

EUVD-2026-11595

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

CVE-2026-21672

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

CVE-2026-21672

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

CVE-2026-21672

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

CVE-2026-21672

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

CVE-2026-21672

CVE-2026-21672 is a local privilege escalation vulnerability affecting Windows-based Veeam Backup & Replication servers. Public docs confirm the flaw exists in 12.x builds prior to 12.3.2.4465 and in 13.x prior to 13.0.1.2067, with fixes shipped in those versions. Connected sources also link this...

EUVD-2026-11583

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...

CVE-2026-21671

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...

CVE-2026-21671

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...

CVE-2026-21671

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...