{
    "id": "CVE-2022-22822",
    "published": "2022-01-10 14:12:56",
    "last_modified": "2026-06-17 04:29:06",
    "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": "CWE-190",
    "description": "addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.",
    "epss_score": "0.04829",
    "epss_percentile": "0.91752",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-07 18:17:28",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "libexpat_project",
            "product": "libexpat"
        },
        {
            "vendor": "siemens",
            "product": "sinema_remote_connect_server"
        },
        {
            "vendor": "tenable",
            "product": "nessus"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.openwall.com/lists/oss-security/2022/01/17/3",
        "https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf",
        "https://github.com/libexpat/libexpat/pull/539",
        "https://security.gentoo.org/glsa/202209-24",
        "https://www.debian.org/security/2022/dsa-5073",
        "https://www.tenable.com/security/tns-2022-05",
        "http://www.openwall.com/lists/oss-security/2022/01/17/3",
        "https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf",
        "https://github.com/libexpat/libexpat/pull/539",
        "https://security.gentoo.org/glsa/202209-24",
        "https://www.debian.org/security/2022/dsa-5073",
        "https://www.tenable.com/security/tns-2022-05"
    ]
}