{
    "id": "CVE-2021-26747",
    "published": "2021-02-18 21:15:11",
    "last_modified": "2026-06-17 03:43:45",
    "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-78",
    "description": "Netis WF2780 2.3.40404 and WF2411 1.1.29629 devices allow Shell Metacharacter Injection into the ping command, leading to remote code execution.",
    "epss_score": "0.54777",
    "epss_percentile": "0.98995",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-02 18:17:29",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 54.8% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "netis-systems",
            "product": "wf2411"
        },
        {
            "vendor": "netis-systems",
            "product": "wf2411_firmware"
        },
        {
            "vendor": "netis-systems",
            "product": "wf2780"
        },
        {
            "vendor": "netis-systems",
            "product": "wf2780_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.netis-systems.com.tw/",
        "https://github.com/yhstar00/netis-route",
        "http://www.netis-systems.com.tw/",
        "https://github.com/yhstar00/netis-route"
    ]
}