---
id: CVE-2026-33822
title: Microsoft Word Information Disclosure Vulnerability
summary: >-
  Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to
  disclose information locally.
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-125
vendor: Microsoft
product: Microsoft 365 Apps for Enterprise
affected:
  - '365_apps_for_enterprise >= 16.0.1 < https://aka.ms/OfficeSecurityReleases'
  - office_ltsc_for_mac_2021 >= 16.0.1 < 16.108.26041219
  - office_ltsc_for_mac_2024 >= 16.0.0 < 16.108.26041219
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-04-14T19:29:46.995474Z'
published: '2026-04-14'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T17:25:32.877Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-33822'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33822'
    label: Microsoft Word Information Disclosure Vulnerability
tags:
  - cve.org
epss: 0.00461
epssPercentile: 0.3734
ingestedAt: '2026-09-25T18:14:20.440Z'
---

## Overview

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

## Affected

- `365_apps_for_enterprise >= 16.0.1 < https://aka.ms/OfficeSecurityReleases`
- `office_ltsc_for_mac_2021 >= 16.0.1 < 16.108.26041219`
- `office_ltsc_for_mac_2024 >= 16.0.0 < 16.108.26041219`

## Remediation

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