Date Posted: 2026/06/15

【Vulnerability Alert】Veeam Backup & Replication Software Contains Major Security Vulnerability (CVE-2026-44963)

  • Subject: 【Vulnerability Alert】Veeam Backup & Replication Software Contains Major Security Vulnerability (CVE-2026-44963)


  • Description:
    • Forwarded from Taiwan Computer Emergency Response Team / Coordination Center Security Advisory TWCERTCC-200-202606-00000010
    • Veeam Backup & Replication is the core backup software of Veeam. Recently, Veeam issued a critical security advisory for a major security vulnerability (CVE-2026-44963, CVSS 4.x: 9.4) that allows an authenticated domain user to execute remote code (RCE) on the backup server.
  • Affected Platforms:
    • Veeam Backup & Replication version 12 (12.3.2.4465 and earlier)
  • Recommended Actions:
    • Update Veeam Backup & Replication to version 12.3.2.4854 and later
  • References:
    1. https://www.twcert.org.tw/tw/cp-169-10960-7814d-1.html

Computer and Communication Center
Network Systems Division