{
    "id": "CVE-2021-30860",
    "published": "2021-08-24 19:15:14",
    "last_modified": "2026-06-17 03:51:01",
    "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": "An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.",
    "epss_score": "0.75994",
    "epss_percentile": "0.99515",
    "kev": 1,
    "kev_due": "2021-11-17",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:27:58",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2021-11-17."
    },
    "products": [
        {
            "vendor": "apple",
            "product": "ipados"
        },
        {
            "vendor": "apple",
            "product": "iphone_os"
        },
        {
            "vendor": "apple",
            "product": "mac_os_x"
        },
        {
            "vendor": "apple",
            "product": "macos"
        },
        {
            "vendor": "apple",
            "product": "watchos"
        },
        {
            "vendor": "freedesktop",
            "product": "poppler"
        },
        {
            "vendor": "xpdfreader",
            "product": "xpdf"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2021-30860",
        "date_added": "2021-11-03",
        "due_date": "2021-11-17",
        "vendor": "Apple",
        "product": "Multiple Products",
        "name": "Apple Multiple Products Integer Overflow Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "http://seclists.org/fulldisclosure/2021/Sep/25",
        "http://seclists.org/fulldisclosure/2021/Sep/26",
        "http://seclists.org/fulldisclosure/2021/Sep/27",
        "http://seclists.org/fulldisclosure/2021/Sep/28",
        "http://seclists.org/fulldisclosure/2021/Sep/38",
        "http://seclists.org/fulldisclosure/2021/Sep/39",
        "http://seclists.org/fulldisclosure/2021/Sep/40",
        "http://seclists.org/fulldisclosure/2021/Sep/50",
        "http://www.openwall.com/lists/oss-security/2022/09/02/11",
        "https://security.gentoo.org/glsa/202209-21",
        "https://support.apple.com/en-us/HT212804",
        "https://support.apple.com/en-us/HT212805",
        "https://support.apple.com/en-us/HT212806",
        "https://support.apple.com/en-us/HT212807",
        "https://support.apple.com/kb/HT212824",
        "http://seclists.org/fulldisclosure/2021/Sep/25",
        "http://seclists.org/fulldisclosure/2021/Sep/26",
        "http://seclists.org/fulldisclosure/2021/Sep/27",
        "http://seclists.org/fulldisclosure/2021/Sep/28",
        "http://seclists.org/fulldisclosure/2021/Sep/38",
        "http://seclists.org/fulldisclosure/2021/Sep/39",
        "http://seclists.org/fulldisclosure/2021/Sep/40",
        "http://seclists.org/fulldisclosure/2021/Sep/50",
        "http://www.openwall.com/lists/oss-security/2022/09/02/11",
        "https://security.gentoo.org/glsa/202209-21"
    ]
}