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CVE-2025-21392

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Microsoft Office Remote Code Execution Vulnerability

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Microsoft 365 Apps for Enterprise	>= 16.0.1, < https://aka.ms/OfficeSecurityReleases
Microsoft	Microsoft Office 2016	>= 16.0.0, < 16.0.5487.1000
Microsoft	Microsoft Office 2019	>= 19.0.0, < https://aka.ms/OfficeSecurityReleases
Microsoft	Microsoft Office LTSC 2021	>= 16.0.1, < https://aka.ms/OfficeSecurityReleases
Microsoft	Microsoft Office LTSC 2024	>= 16.0.0, < https://aka.ms/OfficeSecurityReleases
Microsoft	Microsoft Office LTSC for Mac 2021	>= 16.0.1, < 16.94.25020927
Microsoft	Microsoft Office LTSC for Mac 2024	>= 16.0.0, < 16.94.25020927

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21392Patch, Vendor Advisory

Timeline

Published: Feb 11, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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CVE-2025-21392: High severity, CVSS 7.8 | Vulnix