{"api_version":"1","generated_at":"2026-11-11T01:48:16+00:00","cve":"CVE-2026-122120","urls":{"html":"https://cve.report/CVE-2026-122120","api":"https://cve.report/api/cve/CVE-2026-122120.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-122120","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-122120"},"summary":{"title":"CVE-2026-122120","description":"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.","state":"PUBLISHED","assigner":"mitre","published_at":"2026-11-04 19:17:39","updated_at":"2026-11-04 19:17:39"},"problem_types":["CWE-434","CWE-434 CWE-434 Unrestricted Upload of File with Dangerous Type"],"metrics":[{"version":"3.1","source":"cve@mitre.org","type":"Secondary","score":"9","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":9,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"9","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","data":{"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"}}],"references":[{"url":"https://www.yealink.com/en/trust-center/security-bulletins/yealink-plugin-softwares-remote-code-execution-vulnerability","name":"https://www.yealink.com/en/trust-center/security-bulletins/yealink-plugin-softwares-remote-code-execution-vulnerability","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.yealink.com/product-detail/0198a686-f259-7994-bd17-7f9d88c3359a","name":"https://support.yealink.com/product-detail/0198a686-f259-7994-bd17-7f9d88c3359a","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-122120","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-122120","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Yealink","product":"Plug-in Softwares","version":"affected 2.35.219.0 custom","platforms":["Windows"]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"122120","cve":"CVE-2026-122120","epss":"0.005130000","percentile":"0.439080000","score_date":"2026-11-05","updated_at":"2026-11-06 00:07:25"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-122120","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-11-04T20:52:54.494637Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-05T19:06:46.190Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"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":{"dateUpdated":"2026-11-04T18:00:46.833Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"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"}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2026-122120","datePublished":"2026-11-04T18:00:46.833Z","dateReserved":"2026-11-04T18:00:46.403Z","dateUpdated":"2026-11-05T19:06:46.190Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-11-04 19:17:39","lastModifiedDate":"2026-11-04 19:17:39","problem_types":["CWE-434","CWE-434 CWE-434 Unrestricted Upload of File with Dangerous Type"],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":9,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":6}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"122120","Ordinal":"1","Title":"CVE-2026-122120","CVE":"CVE-2026-122120","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"122120","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"CVE-2026-122120"}]}}}