CVE-2026-21672 | Veeam Backup and Recovery up to 12.3.1/13.0.0 on Windows Local Privilege Escalation (kb4831)

A vulnerability was found in Veeam Backup and Recovery up to 12.3.1/13.0.0 on Windows and classified as critical. Impacted is an unknown function. The manipulation results in Local Privilege Escalation.

This vulnerability was named CVE-2026-21672. The attack needs to be approached locally. There is no available exploit.

It is suggested to upgrade the affected component.