{
    "id": "CVE-2021-31962",
    "published": "2021-06-08 23:15:08",
    "last_modified": "2026-06-17 03:52:34",
    "cvss_score": "9.4",
    "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:L",
    "cwe": null,
    "description": "Kerberos AppContainer Security Feature Bypass Vulnerability",
    "epss_score": "0.03808",
    "epss_percentile": "0.89753",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-08 18:17:28",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.4), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_10"
        },
        {
            "vendor": "microsoft",
            "product": "windows_7"
        },
        {
            "vendor": "microsoft",
            "product": "windows_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_rt_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2008"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2012"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2016"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2019"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://packetstormsecurity.com/files/163206/Windows-Kerberos-AppContainer-Enterprise-Authentication-Capability-Bypass.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31962",
        "http://packetstormsecurity.com/files/163206/Windows-Kerberos-AppContainer-Enterprise-Authentication-Capability-Bypass.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31962"
    ]
}