CVE-2025-21394 — Use After Free in Microsoft 365 Apps FOR Enterprise

CWE-416 — Use After Free4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 42.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Microsoft 365 Apps FOR EnterpriseMicrosoft Excel 2016Microsoft Office 2019+8 more
Timeline
PublishedFeb 11

Description

Microsoft Excel Remote Code Execution Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages12 packages

▶CVEListV5microsoft/microsoft_excel_201616.0.0.0 — 16.0.5487.1000
▶NVDmicrosoft/excel2016
▶CVEListV5microsoft/office_online_server16.0.0.0 — 16.0.10416.20058
▶NVDmicrosoft/office_online_server< 16.0.10416.20058
▶CVEListV5microsoft/microsoft_office_201919.0.0 — https://aka.ms/OfficeSecurityReleases

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-c845-pqj5-pcfx: Microsoft Excel Remote Code Execution Vulnerability↗2025-02-11
▶
CVEList
Microsoft Excel Remote Code Execution Vulnerability↗2025-02-11
▶

📋Vendor Advisories

1
Microsoft
Microsoft Excel Remote Code Execution Vulnerability↗2025-02-11
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CVE-2025-21394 — Use After Free in Microsoft | cvebase