Veeam security advisory (AV26-855)
Brief
Serial Number: AV26-855
Date: August 27, 2026
As of August 25, 2026, Veeam is affected by vulnerabilities in the following products:
- Backup and Replication
- Prior to 13.0.3 (build 13.0.3.63)
- Prior to 13.1 (build 13.1.0.411)
- ONE
- Prior to or equal to 13.0.2.6723
- Prior to or equal to 13.1.0.7034
The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.
- KB4902: Vulnerability Resolved in Veeam Backup & Replication 13.1
- KB4905: Vulnerability Resolved in Veeam ONE 13.1 Patch 0
- Veeam Support Knowledge Base
Veeam security advisory (AV26-855) - Canadian Centre for Cyber Security