Operational Defect Database

BugZero found this defect 808 days ago.

Veeam | kb4291

Release Information for Veeam Backup & Replication 10a Cumulative Patch P20220304

Last update date:


Affected products:

Veeam Backup & Replication

Affected releases:


Fixed releases:

No fixed releases provided.



Before installing this Cumulative Patch using the Patch Installer, please confirm that you are running Veeam Backup & Replication 10a (builds, P20201202, or P20210609). You can check the build number under Help | About in the backup console. After the upgrade, your build number will be P20220304.   If you are running any Veeam Backup & Replication version between 9.5 U3 ( and 10 ( P2), you must use the ISO below to upgrade to version 10a P20220304.

Resolved Issues

Vulnerabilities (CVE-2022-26500, CVE-2022-26501) in Veeam Distribution Service were fixed. These vulnerabilities were reported by Nikita Petrov (Positive Technologies). Vulnerability (CVE-2022-26504) in Veeam.Backup.PSManager was fixed. Vulnerability (CVE-2022-26503) in Veeam Agent for Microsoft Windows was fixed. This vulnerability was reported by Nikita Petrov (Positive Technologies).

Download Information

This v10a update prevents updating to v11 Installation of the patch on this page (P20220304) will prevent upgrading to version 11 and will only be compatible with an upgrade to version 11a.

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