{
    "id": "CVE-2025-33073",
    "published": "2025-06-10 17:23:02",
    "last_modified": "2026-06-17 09:13:04",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-284",
    "description": "Improper access control in Windows SMB allows an authorized attacker to elevate privileges over a network.",
    "epss_score": "0.82699",
    "epss_percentile": "0.99659",
    "kev": 1,
    "kev_due": "2025-11-10",
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:38:17",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2025-11-10."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_10_1507"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1607"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1809"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_21h2"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_22h2"
        },
        {
            "vendor": "microsoft",
            "product": "windows_11_22h2"
        },
        {
            "vendor": "microsoft",
            "product": "windows_11_23h2"
        },
        {
            "vendor": "microsoft",
            "product": "windows_11_24h2"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2008"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2012"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2016"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2019"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2022"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2022_23h2"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2025"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2025-33073",
        "date_added": "2025-10-20",
        "due_date": "2025-11-10",
        "vendor": "Microsoft",
        "product": "Windows",
        "name": "Microsoft Windows SMB Client Improper Access Control Vulnerability",
        "ransomware": 0
    },
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "52330",
            "title": "Windows 11 SMB Client - Privilege Escalation & Remote Code Execution (RCE)",
            "date": "2025-06-15",
            "url": "https://www.exploit-db.com/exploits/52330"
        }
    ],
    "refs_list": [
        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33073",
        "https://www.vicarius.io/vsociety/posts/cve-2025-33073-detection-script-improper-access-control-in-windows-smb-affects-microsoft-products",
        "https://www.vicarius.io/vsociety/posts/cve-2025-33073-mitigation-script-improper-access-control-in-windows-smb-affects-microsoft-products",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-33073"
    ]
}