Wavlink WL-NU516U1 firewall.cgi singlePortForwardDelete command injection_CVE-2026-2615

{
    "lastseen": "",
    "description": "A flaw has been found in Wavlink WL-NU516U1 up to 20251208. The affected element is the function singlePortForwardDelete of the file /cgi-bin/firewall.cgi. Executing a manipulation of the argument del_flag can lead to command injection. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
    "published": "2026-02-17T13:02:06.390Z",
    "modified": "2026-02-17T13:02:06.390Z",
    "type": "cve",
    "title": "Wavlink WL-NU516U1 firewall.cgi singlePortForwardDelete command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.346265\nhttps://vuldb.com/?ctiid.346265\nhttps://vuldb.com/?submit.751047\nhttps://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/singlePortForwardDelete.md\nhttps://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/singlePortForwardDelete.md#exp",
    "id": "CVE-2026-2615",
    "bulletinFamily": "",
    "cwe": [
        "CWE-77",
        "CWE-74"
    ],
    "cvelist": null,
    "sourceData": "Wavlink WL-NU516U1 20251208",
    "sourceHref": "",
    "cvss": {
        "score": 8.6,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "WL-NU516U1",
    "version": "20251208",
    "vendor": "Wavlink",
    "ai_description": "Command injection vulnerability in Wavlink WL-NU516U1 firewall.cgi via singlePortForwardDelete function",
    "ai_severity": "High",
    "ai_vendor": "Wavlink",
    "ai_product": "WL-NU516U1",
    "ai_version": "20251208",
    "ai_score": 8.6
}