{
    "id": "CVE-2021-33904",
    "published": "2021-06-07 12:15:09",
    "last_modified": "2026-06-17 03:55:21",
    "cvss_score": "6.1",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
    "cwe": "CWE-79",
    "description": "In Accela Civic Platform through 21.1, the security/hostSignon.do parameter servProvCode is vulnerable to XSS. NOTE: The vendor states \"there are configurable security flags and we are unable to reproduce them with the available information.",
    "epss_score": "0.09972",
    "epss_percentile": "0.95448",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:30",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "accela",
            "product": "civic_platform"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "49980",
            "title": "Accela Civic Platform 21.1 - 'servProvCode' Cross-Site-Scripting (XSS)",
            "date": "2021-06-11",
            "url": "https://www.exploit-db.com/exploits/49980"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/163093/Accela-Civic-Platorm-21.1-Cross-Site-Scripting.html",
        "https://gist.github.com/0xx7/3d934939d7122fe23db11bc48eda9d21",
        "http://packetstormsecurity.com/files/163093/Accela-Civic-Platorm-21.1-Cross-Site-Scripting.html",
        "https://gist.github.com/0xx7/3d934939d7122fe23db11bc48eda9d21"
    ]
}