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CVE-2026-21672

HIGH CVSS 3.1: 8.8
Updated Mar 12, 2026
Veeam
Parameter Value
CVSS 8.8 (HIGH)
Vendor Veeam
Public PoC No

A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1