CVE-2026-20943

High

Description

Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.

SeverityHigh
CVSS7.0
Exploit probability—
ProductMicrosoft Office
PublishedJan 13, 2026
First seenJan 13, 2026
Weakness typeCWE-426CWE-426

How to fix

Update
  • microsoft office_deployment_tool16.0.19426.20170 or later
  • microsoft sharepoint_server16.0.19127.20442 or later

Affected products

ProductAffected versionsFixed in
microsoft office2016—
microsoft office_deployment_toolv < 16.0.19426.2017016.0.19426.20170
microsoft sharepoint_serverv < 16.0.19127.20442, 2016, 201916.0.19127.20442

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