Vulnerability in Microsoft Office 2016
CVE-2026-20943
Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.
EPSS: 0.006 (45.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Office 2016 — versions 16.0.0
- Microsoft Office Deployment Tool — versions 1.0
- Microsoft Sharepoint Enterprise Server 2016 — versions 16.0.0
- Microsoft Sharepoint Server 2019 — versions 16.0.0
- Microsoft Sharepoint Server Subscription Edition — versions 16.0.0
- Microsoft Office — versions 2016
- Microsoft Office_deployment_tool
- Microsoft Sharepoint_server — versions 2016, 2019
Weakness classification (CWE)
References
- secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-20943?
- CVE-2026-20943 is a high-severity vulnerability in Microsoft Office 2016, classified under Untrusted Search Path. CVSS score: 7.0/10. Published 2026-01-13.
- How severe is CVE-2026-20943?
- High severity. CVSS v3 base score is 7.0 out of 10.