Edimax BR-6478AC V2 POST Request formWlSiteSurvey buffer overflow_CVE-2026-12806

{
    "lastseen": "",
    "description": "A vulnerability has been found in Edimax BR-6478AC V2 1.23. The impacted element is the function formWlSiteSurvey of the file /goform/formWlSiteSurvey of the component POST Request Handler. The manipulation of the argument selSSID leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
    "published": "2026-06-21T19:30:08.190Z",
    "modified": "2026-06-21T19:30:08.190Z",
    "type": "cve",
    "title": "Edimax BR-6478AC V2 POST Request formWlSiteSurvey buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/372600\nhttps://vuldb.com/vuln/372600/cti\nhttps://vuldb.com/cve/CVE-2026-12806\nhttps://vuldb.com/submit/836668\nhttps://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formWlSiteSurvey-34b53a41781f80669c10df409a0851d4?source=copy_link",
    "id": "CVE-2026-12806",
    "bulletinFamily": "",
    "cwe": [
        "CWE-120",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "Edimax BR-6478AC V2 1.23",
    "sourceHref": "",
    "cvss": {
        "score": 8.7,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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": "BR-6478AC V2",
    "version": "1.23",
    "vendor": "Edimax",
    "ai_description": "Buffer overflow vulnerability in Edimax BR-6478AC V2 via the formWlSiteSurvey function, allowing remote exploitation.",
    "ai_severity": "High",
    "ai_vendor": "Edimax",
    "ai_product": "BR-6478AC V2",
    "ai_version": "1.23",
    "ai_score": 8.7
}