CVE-2026-35440

Published: May 12, 2026

Modified: Jun 2, 2026

PUBLISHED

CVSS v3.1

5.5

MEDIUM

Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

Vendor	Product	Versions
Microsoft	Microsoft 365 Apps for Enterprise	affected `16.0.1 - < https://aka.ms/OfficeSecurityReleases`
Microsoft	Microsoft Office 2019	affected `19.0.0 - < https://aka.ms/OfficeSecurityReleases`
Microsoft	Microsoft Office LTSC 2021	affected `16.0.1 - < https://aka.ms/OfficeSecurityReleases`
Microsoft	Microsoft Office LTSC 2024	affected `16.0.0 - < https://aka.ms/OfficeSecurityReleases`
Microsoft	Microsoft Word 2016	affected `16.0.1 - < 16.0.5552.1000`

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

vendor-advisory

patch

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