CVE-2025-54910

CWE-122 — Heap-based Buffer Overflow5 documents5 sources
Severity
8.4HIGH
EPSS
0.1%
top 73.28%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
9
Microsoft Microsoft 365 Apps FOR EnterpriseMicrosoft Microsoft Office 2016Microsoft Microsoft Office 2019+6 more
Timeline
PublishedSep 9

Description

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.5 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5microsoft/microsoft_office_201616.0.0 — 16.0.5517.1000
▶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
▶CVEListV5microsoft/microsoft_office_ltsc_for_mac_202116.0.1 — 16.101.25091314

🔴Vulnerability Details

2
CVEList
Microsoft Office Remote Code Execution Vulnerability↗2025-09-09
▶
GHSA
GHSA-j5m2-ghfj-m874: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally↗2025-09-09
▶

📋Vendor Advisories

1
Microsoft
Microsoft Office Remote Code Execution Vulnerability↗2025-09-09
▶