CVE-2025-32704 — Buffer Over-read in Microsoft 365 Apps FOR Enterprise

CWE-126 — Buffer Over-readCWE-125 — Out-of-bounds Read4 documents4 sources
Severity
7.8HIGHNVD
CNA8.4
EPSS
0.9%
top 23.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Microsoft 365 Apps FOR EnterpriseMicrosoft Excel 2016Microsoft Office 2019+5 more
Timeline
PublishedMay 13

Description

Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVSS vector

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

Affected Packages8 packages

▶CVEListV5microsoft/microsoft_excel_201616.0.0.0 — 16.0.5500.1001
▶CVEListV5microsoft/microsoft_office_201919.0.0 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_office_ltsc_202116.0.1 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_office_ltsc_202416.0.0 — https://aka.ms/OfficeSecurityReleases
▶NVDmicrosoft/excel2016

🔴Vulnerability Details

2
GHSA
GHSA-ggh3-rx92-gffh: Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally↗2025-05-13
▶
CVEList
Microsoft Excel Remote Code Execution Vulnerability↗2025-05-13
▶

📋Vendor Advisories

1
Microsoft
Microsoft Excel Remote Code Execution Vulnerability↗2025-05-13
▶
CVE-2025-32704 — Buffer Over-read in Microsoft | cvebase