Windows HTTP.sys Elevation of Privilege Vulnerability_CVE-2026-21250

{
    "lastseen": "",
    "description": "",
    "published": "2026-02-10T17:51:41.521Z",
    "modified": "2026-02-10T18:58:26.813Z",
    "type": "cve",
    "title": "Windows HTTP.sys Elevation of Privilege Vulnerability",
    "source": "microsoft",
    "references": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21250",
    "id": "CVE-2026-21250",
    "bulletinFamily": "",
    "cwe": [
        "CWE-822"
    ],
    "cvelist": null,
    "sourceData": "Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0\nMicrosoft Windows 11 Version 25H2 10.0.26200.0\nMicrosoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0\nMicrosoft Windows 11 Version 24H2 10.0.26100.0\nMicrosoft Windows Server 2025 10.0.26100.0\nMicrosoft Windows 11 version 26H1 10.0.28000.0\nMicrosoft Windows 11 Version 26H1 10.0.28000.0",
    "sourceHref": "",
    "cvss": {
        "score": 7.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Windows Server 2025 (Server Core installation)",
    "version": "10.0.26100.0",
    "vendor": "Microsoft",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}