CVE-2025-62559

CWE-416 — Use After Free5 documents5 sources
Severity
7.8HIGH
EPSS
0.2%
top 58.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
13
Microsoft Microsoft 365 Apps FOR EnterpriseMicrosoft Microsoft Office 2019Microsoft Microsoft Office Ltsc 2021+10 more
Timeline
PublishedDec 9

Description

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

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 Packages13 packages

▶CVEListV5microsoft/microsoft_word_201616.0.1 — 16.0.5530.1000
▶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 — 16.104.25121423

🔴Vulnerability Details

2
CVEList
Microsoft Word Remote Code Execution Vulnerability↗2025-12-09
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GHSA
GHSA-xcv8-4m2v-rx26: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally↗2025-12-09
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📋Vendor Advisories

1
Microsoft
Microsoft Word Remote Code Execution Vulnerability↗2025-12-09
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🕵️Threat Intelligence

1
Wiz
CVE-2025-62559 Impact, Exploitability, and Mitigation Steps | Wiz↗
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