---
id: CVE-2026-106077
title: >-
  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.
summary: >-
  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.
severity: high
cvss: 8.3
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N'
cvssSource: cna
cwe:
  - CWE-863
vendor: Veeam
product: Backup for Microsoft 365
affected:
  - backup_for_microsoft_365 >= 8.0 <= 8.5.0.1014
published: '2026-10-27'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T16:16:58.905Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-106077'
references:
  - url: 'https://www.veeam.com/kb4957'
tags:
  - cve.org
ingestedAt: '2026-10-27T16:32:34.390Z'
epss: 0.00229
epssPercentile: 0.13834
---

## Overview

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.

## Affected

- `backup_for_microsoft_365 >= 8.0 <= 8.5.0.1014`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.