---
id: CVE-2026-47293
title: Microsoft Office Click-To-Run Elevation of Privilege Vulnerability
summary: >-
  Use after free in Microsoft Office Click-To-Run allows an authorized attacker
  to elevate privileges locally.
severity: high
cvss: 7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-416
vendor: Microsoft
product: Microsoft 365 Apps for Enterprise
affected:
  - '365_apps_for_enterprise >= 16.0.1 < https://aka.ms/OfficeSecurityReleases'
  - 'office_2019 >= 19.0.0 < https://aka.ms/OfficeSecurityReleases'
  - 'office_ltsc_2021 >= 16.0.1 < https://aka.ms/OfficeSecurityReleases'
  - 'office_ltsc_2024 >= 16.0.0 < https://aka.ms/OfficeSecurityReleases'
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-06-10T03:56:39.788489Z'
published: '2026-06-09'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T13:44:41.199Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-47293'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47293'
    label: Microsoft Office Click-To-Run Elevation of Privilege Vulnerability
tags:
  - cve.org
epss: 0.00234
epssPercentile: 0.14586
ingestedAt: '2026-09-24T14:44:21.388Z'
---

## Overview

Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally.

## Affected

- `365_apps_for_enterprise >= 16.0.1 < https://aka.ms/OfficeSecurityReleases`
- `office_2019 >= 19.0.0 < https://aka.ms/OfficeSecurityReleases`
- `office_ltsc_2021 >= 16.0.1 < https://aka.ms/OfficeSecurityReleases`
- `office_ltsc_2024 >= 16.0.0 < https://aka.ms/OfficeSecurityReleases`

## Remediation

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