{
    "id": "CVE-2012-5340",
    "published": "2020-01-23 22:15:09",
    "last_modified": "2026-06-16 23:46:41",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": "CWE-190",
    "description": "SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corrupt PDF file.",
    "epss_score": "0.05731",
    "epss_percentile": "0.92824",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-05 18:17:10",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "artifex",
            "product": "mupdf"
        },
        {
            "vendor": "sumatrapdfreader",
            "product": "sumatrapdf"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "23246",
            "title": "SumatraPDF 2.1.1/MuPDF 1.0 - Integer Overflow",
            "date": "2012-12-09",
            "url": "https://www.exploit-db.com/exploits/23246"
        }
    ],
    "refs_list": [
        "http://www.exploit-db.com/exploits/23246",
        "https://bugs.ghostscript.com/show_bug.cgi?id=693371",
        "https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=f919270b6a732ff45c3ba2d0c105e2b39e9c9bc9",
        "http://www.exploit-db.com/exploits/23246"
    ]
}