CVE-2026-26119

{"id": "CVE-2026-26119", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2026-02-17T23:16:22.880", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26119", "tags": ["Vendor Advisory", "Patch"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network."}, {"lang": "es", "value": "Autenticaci\u00f3n incorrecta en Windows Admin Center permite a un atacante autorizado escalar privilegios a trav\u00e9s de una red."}], "lastModified": "2026-02-19T13:10:49.550", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:windows_admin_center:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6E6B16F7-D308-4FCC-B230-6AFFB020AFE4", "versionEndExcluding": "2511"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}