CVE-2026-106077

HIGH CVSS 4.0: 8.3 EPSS 0.23%
Updated Oct 28, 2026
Microsoft
Parameter Value
CVSS 8.3 (HIGH)
Type CWE-863 (Incorrect Authorization)
Vendor Microsoft
Public PoC No

A vulnerability allowing a user with the Veeam Backup for Microsoft 365 Administrator role to read arbitrary files on the backup server with LocalSystem privileges.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0