Main Vulnerability Database Vulnerabilities #VU131320

Improper access control in Microsoft Office LTSC and Microsoft Word for Android - CVE-2026-42832

Published: May 13, 2026

Vulnerability identifier: #VU131320

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-42832

CWE-ID: CWE-284

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Microsoft Office. A local attacker can bypass implemented security restrictions and perform spoofing attack on the system.

Affected software

Microsoft Office LTSC
Microsoft Word for Android

How to mitigate CVE-2026-42832

Install updates from vendor's website.

Microsoft Word for Android - update to 16.0.19822.20190

External References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42832

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