{
    "id": "CVE-2021-21669",
    "published": "2021-06-18 10:15:08",
    "last_modified": "2026-06-17 03:35:58",
    "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": null,
    "description": "Jenkins Generic Webhook Trigger Plugin 1.72 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.",
    "epss_score": "0.25746",
    "epss_percentile": "0.97915",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-03 18:17:28",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 25.7% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "jenkins",
            "product": "generic_webhook_trigger"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.openwall.com/lists/oss-security/2021/06/18/1",
        "https://www.jenkins.io/security/advisory/2021-06-18/#SECURITY-2330",
        "http://www.openwall.com/lists/oss-security/2021/06/18/1",
        "https://www.jenkins.io/security/advisory/2021-06-18/#SECURITY-2330"
    ]
}