CVE-2026-33822

Microsoft Word Information Disclosure Vulnerability

State: Published
Severity: 6.1 Medium
Published: Apr 14, 2026
Updated: Oct 15, 2026
Reserved: Mar 24, 2026

Description

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

Scores

CVSS	Score	Vector	Source
3.1	6.1 Medium	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	microsoft

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
Microsoft 365 Apps for EnterpriseMicrosoft	16.0.1 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office LTSC for Mac 2021Microsoft	16.0.1 to before 16.108.26041219Affected
Microsoft Office LTSC for Mac 2024Microsoft	16.0.0 to before 16.108.26041219Affected

References

Microsoft Word Information Disclosure Vulnerabilityvendor-advisorypatch

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