๐Ÿ” CVE Alert

CVE-2026-97774

HIGH 7.0

Microsoft Office Click-To-Run Elevation of Privilege Vulnerability

CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th

Time-of-check time-of-use (toctou) race condition in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally.

Vendor microsoft
Product microsoft 365 apps for enterprise
Ecosystems
Industries
TechnologyEnterprise
Published Oct 13, 2026
Last Updated Oct 13, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Microsoft 365 Apps for Enterprise
16.0.1 < https://aka.ms/OfficeSecurityReleases

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97774