CVE-2025-29791

HIGH

Microsoft 365 Apps - Type Confusion

Title source: rule

Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.

CVSS v3 7.8

EPSS 0.0072

EPSS Percentile 72.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

CWE

CWE-843

Status published

Products (5)

microsoft/365_apps

microsoft/office 2016

microsoft/office 2019

microsoft/office_long_term_servicing_channel 2021 (2 CPE variants)

microsoft/office_long_term_servicing_channel 2024 (2 CPE variants)

Published Apr 08, 2025

Tracked Since Feb 18, 2026