{
    "id": "CVE-2019-8663",
    "published": "2019-12-18 18:15:31",
    "last_modified": "2026-06-17 02:42:20",
    "cvss_score": "5.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
    "cwe": null,
    "description": "This issue was addressed with improved checks. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6. A remote attacker may be able to leak memory.",
    "epss_score": "0.06688",
    "epss_percentile": "0.93692",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-30 18:17:23",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "apple",
            "product": "iphone_os"
        },
        {
            "vendor": "apple",
            "product": "mac_os_x"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "47257",
            "title": "NSKeyedUnarchiver - Info Leak in Decoding SGBigUTF8String",
            "date": "2019-08-15",
            "url": "https://www.exploit-db.com/exploits/47257"
        }
    ],
    "refs_list": [
        "https://support.apple.com/HT210346",
        "https://support.apple.com/HT210348",
        "https://support.apple.com/HT210346",
        "https://support.apple.com/HT210348"
    ]
}