{"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"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "platforms": ["Windows"], "product": "Plug-in Softwares", "vendor": "Yealink", "versions": [{"lessThan": "2.35.219.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "cve@mitre.org"}], "cveTags": [], "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."}], "id": "CVE-2026-122120", "lastModified": "2026-11-04T19:17:39.560", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.0, "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"}, "exploitabilityScore": 2.2, "impactScore": 6.0, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2026-11-04T19:17:39.560", "references": [{"source": "cve@mitre.org", "url": "https://support.yealink.com/product-detail/0198a686-f259-7994-bd17-7f9d88c3359a"}, {"source": "cve@mitre.org", "url": "https://www.yealink.com/en/trust-center/security-bulletins/yealink-plugin-softwares-remote-code-execution-vulnerability"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "cve@mitre.org", "type": "Primary"}]}

{}

{}