{
    "id": "CVE-2021-43116",
    "published": "2022-07-05 14:15:08",
    "last_modified": "2026-06-17 04:10:31",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-287",
    "description": "An Access Control vulnerability exists in Nacos 2.0.3 in the access prompt page; enter username and password, click on login to capture packets and then change the returned package, which lets a malicious user login.",
    "epss_score": "0.07464",
    "epss_percentile": "0.94292",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-05 18:17:27",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "alibaba",
            "product": "nacos"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "51205",
            "title": "Nacos 2.0.3 - Access Control vulnerability",
            "date": "2023-04-03",
            "url": "https://www.exploit-db.com/exploits/51205"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html",
        "https://github.com/alibaba/nacos/issues/7127",
        "https://github.com/alibaba/nacos/issues/7182",
        "http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html",
        "https://github.com/alibaba/nacos/issues/7127",
        "https://github.com/alibaba/nacos/issues/7182"
    ]
}