Veeam Backup & Replication: Local Privilege Escalation on Windows Servers

Monitor vulnerabilities like this one. Sign up free to get alerted when software you use is affected.

8.8

Veeam Backup & Replication: Local Privilege Escalation on Windows Servers

CVE-2026-21672

Summary

A security flaw in Veeam Backup & Replication software allows an attacker with local access to a Windows server to gain elevated privileges. This could enable them to access and modify sensitive data, disrupt system operations, or install malicious software. IT administrators should update to the latest version of Veeam Backup & Replication to prevent this issue.

Original title

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

Original description

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

nvd CVSS3.1 8.8

https://www.veeam.com/kb4830
https://www.veeam.com/kb4831

Published: 12 Mar 2026 · Updated: 14 Mar 2026 · First seen: 12 Mar 2026