{
    "id": "CVE-2021-31010",
    "published": "2021-08-24 19:15:24",
    "last_modified": "2026-06-17 03:51:18",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
    "cwe": "CWE-502",
    "description": "A deserialization issue was addressed through improved validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 12.5.5, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. A sandboxed process may be able to circumvent sandbox restrictions. Apple was aware of a report that this issue may have been actively exploited at the time of release..",
    "epss_score": "0.03673",
    "epss_percentile": "0.89267",
    "kev": 1,
    "kev_due": "2022-09-15",
    "has_exploit": 0,
    "updated_at": "2026-09-27 18:17:29",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-09-15."
    },
    "products": [
        {
            "vendor": "apple",
            "product": "ipados"
        },
        {
            "vendor": "apple",
            "product": "iphone_os"
        },
        {
            "vendor": "apple",
            "product": "mac_os_x"
        },
        {
            "vendor": "apple",
            "product": "macos"
        },
        {
            "vendor": "apple",
            "product": "watchos"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2021-31010",
        "date_added": "2022-08-25",
        "due_date": "2022-09-15",
        "vendor": "Apple",
        "product": "iOS, macOS, watchOS",
        "name": "Apple iOS, macOS, watchOS Sandbox Bypass Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "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/en-us/HT212824",
        "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/en-us/HT212824",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-31010"
    ]
}