CVE-2026-20943

{"id": "CVE-2026-20943", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "published": "2026-01-13T18:16:21.687", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20943", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-426"}]}], "descriptions": [{"lang": "en", "value": "Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally."}], "lastModified": "2026-01-16T16:14:34.970", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "72324216-4EB3-4243-A007-FEF3133C7DF9"}, {"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "0FBB0E61-7997-4F26-9C07-54912D3F1C10"}, {"criteria": "cpe:2.3:a:microsoft:office_deployment_tool:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2D4CAEAF-A5AF-46D2-9A2B-8B04CC120B04", "versionEndExcluding": "16.0.19426.20170"}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*", "vulnerable": true, "matchCriteriaId": "FB9ECA81-C1E2-4B02-A45C-0E5664E3C9B9", "versionEndExcluding": "16.0.19127.20442"}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "F815EF1D-7B60-47BE-9AC2-2548F99F10E4"}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6122D014-5BF1-4AF4-8B4D-80205ED7785E"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}