cbcvebase.
CVE-2026-40364
published 2026-05-12

CVE-2026-40364: Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.

high8.4CVSS 3.1
AVLACLPRNUINSUCHIHAH
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Affected

11 ranges
VendorProductVersion rangeFixed in
microsoftmicrosoft_365_apps_for_enterprise>= 16.0.1 < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
microsoftmicrosoft_office_2019>= 19.0.0 < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
microsoftmicrosoft_office_ltsc_2021>= 16.0.1 < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
microsoftmicrosoft_office_ltsc_2024>= 16.0.0 < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
microsoftmicrosoft_office_ltsc_for_mac_2021>= 16.0.1 < 16.109.2605101916.109.26051019
microsoftmicrosoft_office_ltsc_for_mac_2024>= 16.0.0 < 16.109.2605101916.109.26051019
microsoftmicrosoft_word_2016>= 16.0.1 < 16.0.5552.100016.0.5552.1000
microsoftoffice
microsoftoffice_long_term_servicing_channel
microsoftoffice_long_term_servicing_channel
microsoftword