CVE-2026-42832

published 2026-05-12

CVE-2026-42832: Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.

medium 5.5 CVSS 3.1

AV L AC L PR L UI N S U C N I H A N

Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
microsoft	excel	< 16.0.19822.20190	16.0.19822.20190
microsoft	microsoft_excel_for_android	>= 16.0.0.0 < 16.0.19822.20190	16.0.19822.20190
microsoft	microsoft_office_ltsc_for_mac_2021	>= 16.0.1 < 16.109.26051019	16.109.26051019
microsoft	microsoft_office_ltsc_for_mac_2024	>= 16.0.0 < 16.109.26051019	16.109.26051019
microsoft	microsoft_word_for_android	>= 16.0.0.0 < 16.0.19822.20190	16.0.19822.20190
microsoft	office	—	—
microsoft	office_long_term_servicing_channel	—	—
microsoft	word	< 16.0.19822.20190	16.0.19822.20190

CWE-284