XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability_CVE-2026-3609

{
    "lastseen": "",
    "description": "Wellbia's XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access to IRP_MJ_REITS command interface, which allows any user process to request a PROCESS_ALL_ACCESS.\r\nCross reference to KVE 2023-5589 (https://krcert.or.kr)",
    "published": "2026-05-11T16:25:24.769Z",
    "modified": "2026-05-13T12:35:57.998Z",
    "type": "cve",
    "title": "XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability",
    "source": "certcc",
    "references": "https://crcert.or.kr\nhttps://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/",
    "id": "CVE-2026-3609",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "Wellbia XIGNCODE3 Anti-Cheat 10.0.10011.16384",
    "sourceHref": "",
    "cvss": {
        "score": 5.3,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
        "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": "XIGNCODE3 Anti-Cheat",
    "version": "10.0.10011.16384",
    "vendor": "Wellbia",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}