Totolink A8000RU CGI cstecgi.cgi setWiFiEasyGuestCfg os command injection_CVE-2026-7244

{
    "lastseen": "",
    "description": "A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setWiFiEasyGuestCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument merge results in os command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.",
    "published": "2026-04-28T08:15:14.987Z",
    "modified": "2026-04-28T08:15:14.987Z",
    "type": "cve",
    "title": "Totolink A8000RU CGI cstecgi.cgi setWiFiEasyGuestCfg os command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/359851\nhttps://vuldb.com/vuln/359851/cti\nhttps://vuldb.com/submit/803267\nhttps://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_328/README.md\nhttps://www.totolink.net/",
    "id": "CVE-2026-7244",
    "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 setWiFiEasyGuestCfg function in the /cgi-bin/cstecgi.cgi file, allowing remote attacks.",
    "ai_severity": "Critical",
    "ai_vendor": "Totolink",
    "ai_product": "A8000RU",
    "ai_version": "7.1cu.643_b20200521",
    "ai_score": 9.3
}