CVE-2020-16928

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p> <p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>

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

Affected software

VendorProductVersions
MicrosoftMicrosoft Office 2013 Click-to-Run (C2R)>= 15.0.0.0, < 15.0.5571.1000
MicrosoftMicrosoft Office 2019>= 19.0.0, < https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft 365 Apps for Enterprise>= 16.0.1, < https://aka.ms/OfficeSecurityReleases

References

Timeline

Published
Oct 16, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-16928: High severity, CVSS 7.8 | Vulnix