{
    "id": "CVE-2024-21413",
    "published": "2024-02-13 18:16:00",
    "last_modified": "2026-08-10 16:18:51",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-20",
    "description": "Microsoft Outlook Remote Code Execution Vulnerability",
    "epss_score": "0.94660",
    "epss_percentile": "0.99855",
    "kev": 1,
    "kev_due": "2025-02-27",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:33:44",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2025-02-27."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "365_apps"
        },
        {
            "vendor": "microsoft",
            "product": "office_2016"
        },
        {
            "vendor": "microsoft",
            "product": "office_2019"
        },
        {
            "vendor": "microsoft",
            "product": "office_long_term_servicing_channel"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2024-21413",
        "date_added": "2025-02-06",
        "due_date": "2025-02-27",
        "vendor": "Microsoft",
        "product": "Office Outlook",
        "name": "Microsoft Outlook Improper Input Validation Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21413",
        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21413",
        "https://research.checkpoint.com/2024/the-risks-of-the-monikerlink-bug-in-microsoft-outlook-and-the-big-picture/",
        "https://www.vicarius.io/vsociety/posts/cve-2024-21413-critical-monikerlink-vulnerability-affecting-microsoft-outlook-detection-script",
        "https://www.vicarius.io/vsociety/posts/cve-2024-21413-critical-monikerlink-vulnerability-affecting-microsoft-outlook-mitigation-script",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21413"
    ]
}