What’s Vulnerable › Vulnerabilities

CVE-2025-27744: Microsoft Office Elevation of Privilege Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-08 · updated 2026-08-10
• Weakness: CWE-284

Description

Improper access control in Microsoft Office allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Office: 2016
• Microsoft Office: from 16.0.0 before 16.0.5495.1000 — fixed in 16.0.5495.1000

How to fix

Upgrade to a fixed version: Microsoft Office 16.0.5495.1000. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27744

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