Totolink A8000RU CGI cstecgi.cgi setUPnPCfg os command injection_CVE-2026-7122

{
    "lastseen": "",
    "description": "A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument enable leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.",
    "published": "2026-04-27T12:00:14.272Z",
    "modified": "2026-04-27T12:00:14.272Z",
    "type": "cve",
    "title": "Totolink A8000RU CGI cstecgi.cgi setUPnPCfg os command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/359721\nhttps://vuldb.com/vuln/359721/cti\nhttps://vuldb.com/submit/800934\nhttps://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_307/README.md\nhttps://www.totolink.net/",
    "id": "CVE-2026-7122",
    "bulletinFamily": "",
    "cwe": [
        "CWE-78",
        "CWE-77"
    ],
    "cvelist": null,
    "sourceData": "Totolink A8000RU 7.1cu.643_b20200521",
    "sourceHref": "",
    "cvss": {
        "score": 9.3,
        "severity": "CRITICAL",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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": "A8000RU",
    "version": "7.1cu.643_b20200521",
    "vendor": "Totolink",
    "ai_description": "OS command injection vulnerability in Totolink A8000RU via the setUPnPCfg function in the CGI Handler",
    "ai_severity": "Critical",
    "ai_vendor": "Totolink",
    "ai_product": "A8000RU",
    "ai_version": "7.1cu.643_b20200521",
    "ai_score": 9.3
}