---
id: CVE-2026-68809
title: Powerpoint Information Disclosure Vulnerability
summary: >-
  Incomplete cleanup in Microsoft Office PowerPoint allows an unauthorized
  attacker to disclose information locally.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-459
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'
  - powerpoint_2016 >= 16.0.0 < 16.0.5565.1001
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-08-11T20:38:14.940870Z'
published: '2026-08-11'
updated: '2026-09-16'
sourceUpdated: '2026-09-16T16:24:38.431Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-68809'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68809'
    label: Powerpoint Information Disclosure Vulnerability
tags:
  - cve.org
epss: 0.00277
epssPercentile: 0.20415
ingestedAt: '2026-09-08T18:07:34.895Z'
---

## Overview

Incomplete cleanup in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information 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`
- `powerpoint_2016 >= 16.0.0 < 16.0.5565.1001`

## Remediation

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