An important Veeam security patch to address multiple vulnerabilities in its Backup & Replication platform that potentially allowed attackers to execute malicious code remotely, has been released.

The flaws, tracked as CVE-2026-21666 and CVE-2026-21667, were identified as critical and could enable remote code execution on affected systems ,if successfully exploited. 

The vulnerabilities impact Veeam Backup & Replication 12.3.2.4165 and all earlier version 12 builds, prompting the company to release fixes in version 12.3.2.4465. The security update was published on March 12, 2026, under KB ID: 4830, and addresses a total of seven security issues affecting the backup platform. 

In its...