{
    "id": "CVE-2012-4988",
    "published": "2014-07-09 14:55:03",
    "last_modified": "2026-06-16 23:46:00",
    "cvss_score": "9.3",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
    "cwe": "CWE-119",
    "description": "Heap-based buffer overflow in the xjpegls.dll (aka JLS, JPEG-LS, or JPEG lossless) format plugin in XnView 1.99 and 1.99.1 allows remote attackers to execute arbitrary code via a crafted JLS image file.",
    "epss_score": "0.09854",
    "epss_percentile": "0.95433",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-03 18:17:11",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "xnview",
            "product": "xnview"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "21741",
            "title": "XnView 1.99.1 - '.JLS' File Decompression Heap Overflow",
            "date": "2012-10-04",
            "url": "https://www.exploit-db.com/exploits/21741"
        }
    ],
    "refs_list": [
        "http://osvdb.org/show/osvdb/85893",
        "http://seclists.org/fulldisclosure/2012/Oct/36",
        "http://secunia.com/advisories/50825",
        "http://www.reactionpenetrationtesting.co.uk/xnview-jls-heap.html",
        "http://www.securityfocus.com/bid/55787",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/79030",
        "https://www.exploit-db.com/exploits/21741/",
        "http://osvdb.org/show/osvdb/85893",
        "http://seclists.org/fulldisclosure/2012/Oct/36",
        "http://secunia.com/advisories/50825",
        "http://www.reactionpenetrationtesting.co.uk/xnview-jls-heap.html",
        "http://www.securityfocus.com/bid/55787",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/79030",
        "https://www.exploit-db.com/exploits/21741/"
    ]
}