Critical RCE Vulnerability Discovered in Veeam Backup & Replication
ID: 55f115d7-f12f-5ff7-bd8a-d8d8a8958c4a
STIX ID: report--55f115d7-f12f-5ff7-bd8a-d8d8a8958c4a
Feed Name: ThreatCluster
Threat Score
**Critical RCE in Veeam Backup & Replication (CVE-2026-44963):** Authenticated domain users can obtain remote code execution on Veeam Backup & Replication servers in versions prior to 12.3.2.4854 (CVSS v4 9.4). Veeam has released update 12.3.2.4854 and advisory KB4869; organizations should apply the update immediately, monitor for unusual authentication/execution activity, and restrict domain user privileges where possible.
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