CVE-2026-20943

HIGH

Microsoft Office - Code Injection

Title source: llm
STIX 2.1

Description

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

References (1)

Scores

CVSS v3 7.0
EPSS 0.0005
EPSS Percentile 14.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-426
Status published
Products (10)
Microsoft/Microsoft Office 2016 16.0.0 - 16.0.5535.1000
Microsoft/Microsoft Office Deployment Tool 1.0 - 16.0.19426.20170
Microsoft/Microsoft SharePoint Enterprise Server 2016 16.0.0 - 16.0.5535.1001
Microsoft/Microsoft SharePoint Server 2019 16.0.0 - 16.0.10417.20083
Microsoft/Microsoft SharePoint Server Subscription Edition 16.0.0 - 16.0.19127.20442
microsoft/office 2016 (2 CPE variants)
microsoft/office_deployment_tool < 16.0.19426.20170
microsoft/sharepoint_server 2016
microsoft/sharepoint_server 2019
microsoft/sharepoint_server < 16.0.19127.20442
Published Jan 13, 2026
Tracked Since Feb 18, 2026