CVE-2025-29823

HIGH

Microsoft 365 Apps - Use-After-Free in Excel

Title source: llm
STIX 2.1

Description

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0063
EPSS Percentile 70.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (1)
microsoft/365_apps (2 CPE variants)
Published Apr 08, 2025
Tracked Since Feb 18, 2026