{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-122120",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "state": "PUBLISHED",
        "assignerShortName": "mitre",
        "dateReserved": "2026-11-04T18:00:46.403Z",
        "datePublished": "2026-11-04T18:00:46.833Z",
        "dateUpdated": "2026-11-04T18:00:46.833Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "platforms": [
                        "Windows"
                    ],
                    "product": "Plug-in Softwares",
                    "vendor": "Yealink",
                    "versions": [
                        {
                            "lessThan": "2.35.219.0",
                            "status": "affected",
                            "version": "0",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In Yealink Plug-in Softwares before 2.35.219.0, there is an unauthorized file write vulnerability under specific scenarios, which may be exploited by attackers to achieve remote code execution."
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "HIGH",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "HIGH",
                        "baseScore": 9,
                        "baseSeverity": "CRITICAL",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "NONE",
                        "scope": "CHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
                        "version": "3.1"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-434",
                            "description": "CWE-434 Unrestricted Upload of File with Dangerous Type",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre",
                "dateUpdated": "2026-11-04T18:00:46.833Z"
            },
            "references": [
                {
                    "url": "https://www.yealink.com/en/trust-center/security-bulletins/yealink-plugin-softwares-remote-code-execution-vulnerability"
                },
                {
                    "url": "https://support.yealink.com/product-detail/0198a686-f259-7994-bd17-7f9d88c3359a"
                }
            ],
            "taxonomyMappings": [
                {
                    "taxonomyName": "CWE",
                    "taxonomyRelations": [
                        {
                            "relationshipName": "requires",
                            "relationshipValue": "CWE-434",
                            "taxonomyId": "CWE-434"
                        }
                    ],
                    "taxonomyVersion": "4.14"
                }
            ],
            "x_generator": {
                "engine": "CVE-Request-form 0.0.1"
            }
        }
    }
}