CVE-2026-26141

{"id": "CVE-2026-26141", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2026-03-10T18:18:42.957", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26141", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-287"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "Improper authentication in Azure Arc allows an authorized attacker to elevate privileges locally."}, {"lang": "es", "value": "Autenticaci\u00f3n indebida en Azure Arc permite a un atacante autorizado elevar privilegios localmente."}], "lastModified": "2026-03-13T17:03:42.147", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:azure_automation_hybrid_worker_windows_extension:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F218581-2389-4D6D-B159-31D2D42B5CDD", "versionEndExcluding": "1.3.74", "versionStartIncluding": "1.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}