{
    "id": "CVE-2021-41303",
    "published": "2021-09-17 09:15:09",
    "last_modified": "2026-06-17 04:08:16",
    "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-287",
    "description": "Apache Shiro before 1.8.0, when using Apache Shiro with Spring Boot, a specially crafted HTTP request may cause an authentication bypass. Users should update to Apache Shiro 1.8.0.",
    "epss_score": "0.76658",
    "epss_percentile": "0.99530",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:48:31",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 76.7% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "apache",
            "product": "shiro"
        },
        {
            "vendor": "oracle",
            "product": "financial_services_crime_and_compliance_management_studio"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://lists.apache.org/thread.html/raae98bb934e4bde304465896ea02d9798e257e486d04a42221e2c41b%40%3Cuser.shiro.apache.org%3E",
        "https://lists.apache.org/thread.html/re470be1ffea44bca28ccb0e67a4cf5d744e2d2b981d00fdbbf5abc13%40%3Cannounce.shiro.apache.org%3E",
        "https://security.netapp.com/advisory/ntap-20220609-0001/",
        "https://www.oracle.com/security-alerts/cpujul2022.html",
        "https://lists.apache.org/thread.html/raae98bb934e4bde304465896ea02d9798e257e486d04a42221e2c41b%40%3Cuser.shiro.apache.org%3E",
        "https://lists.apache.org/thread.html/re470be1ffea44bca28ccb0e67a4cf5d744e2d2b981d00fdbbf5abc13%40%3Cannounce.shiro.apache.org%3E",
        "https://security.netapp.com/advisory/ntap-20220609-0001/",
        "https://www.oracle.com/security-alerts/cpujul2022.html"
    ]
}