{
    "id": "CVE-2022-21907",
    "published": "2022-01-11 21:15:12",
    "last_modified": "2026-06-17 04:27:15",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": null,
    "description": "HTTP Protocol Stack Remote Code Execution Vulnerability",
    "epss_score": "0.92790",
    "epss_percentile": "0.99827",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:28:38",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_10"
        },
        {
            "vendor": "microsoft",
            "product": "windows_11"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2019"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "51575",
            "title": "Windows 10 v21H1 - HTTP Protocol Stack Remote Code Execution",
            "date": "2023-07-07",
            "url": "https://www.exploit-db.com/exploits/51575"
        }
    ],
    "refs_list": [
        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21907",
        "http://packetstormsecurity.com/files/166730/Microsoft-HTTP-Protocol-Stack-Denial-Of-Service.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21907"
    ]
}