---
id: CVE-2026-48581
title: Surface Broker SDMA Elevation of Privilege Vulnerability
summary: >-
  Insufficient granularity of access control in Microsoft Surface allows an
  authorized attacker to elevate privileges locally.
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-1220
vendor: Microsoft
product: Microsoft Surface Go
affected:
  - surface_go -
  - surface_hub -
  - surface_laptop_go -
  - surface_laptop_go_3 -
  - surface_pro -
  - surface_pro_8 -
  - surface_laptop_4_with_amd_processor -
  - surface_laptop_4_with_intel_processor -
  - surface_windows_dev_kit -
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-07-22T00:00:00+00:00'
published: '2026-07-14'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T22:29:50.000Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-48581'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48581'
    label: Surface Broker SDMA Elevation of Privilege Vulnerability
tags:
  - cve.org
epss: 0.00298
epssPercentile: 0.22707
ingestedAt: '2026-09-08T17:06:31.924Z'
---

## Overview

Insufficient granularity of access control in Microsoft Surface allows an authorized attacker to elevate privileges locally.

## Affected

- `surface_go -`
- `surface_hub -`
- `surface_laptop_go -`
- `surface_laptop_go_3 -`
- `surface_pro -`
- `surface_pro_8 -`
- `surface_laptop_4_with_amd_processor -`
- `surface_laptop_4_with_intel_processor -`
- `surface_windows_dev_kit -`

## Remediation

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