Veeam Backup and Replication RCE Flaw Lets Domain Users Run Remote Code

**CVE-2026-44963** is a critical (CVSS 9.4) remote code execution vulnerability in Veeam Backup & Replication that allows any authenticated domain user on a domain-joined server to execute code with Veeam service privileges; the advisory urges emergency patching and recommends verifying service account privileges, network segmentation, immutable backups, and offsite copies to mitigate ransomware-driven deletion or corruption of backups.