{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100420","assignerOrgId":"f23511db-6c3e-4e32-a477-6aa17d310630","state":"PUBLISHED","assignerShortName":"TPLink","dateReserved":"2026-09-25T20:37:34.701Z","datePublished":"2026-10-21T23:04:28.083Z","dateUpdated":"2026-10-30T17:29:22.081Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f23511db-6c3e-4e32-a477-6aa17d310630","shortName":"TPLink","dateUpdated":"2026-10-21T23:04:28.083Z"},"title":"Information disclosure vulnerability in the cloud-client daemon of Deco BE63","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-202","description":"CWE-202 Exposure of sensitive information through data queries","type":"CWE"}]}],"affected":[{"vendor":"TP-Link Systems Inc.","product":"Deco BE63 V2.0","modules":["cloud-client"],"versions":[{"status":"affected","version":"0","lessThan":"1.3.3 Build 26071612","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A sensitive information disclosure vulnerability in the cloud-client daemon of Deco BE63 allows authenticated attackers to retrieve the plaintext TP-Link ID account password. \n\nSuccessful exploitation may allow attackers to compromise the associated cloud account and perform unauthorized actions on behalf of the affected user.","supportingMedia":[{"type":"text/html","base64":false,"value":"<div>A sensitive information disclosure vulnerability in the <code>cloud-client</code> daemon of Deco BE63 allows authenticated attackers to retrieve the plaintext TP-Link ID account password.&nbsp;</div><div>Successful exploitation may allow attackers to compromise the associated cloud account and perform unauthorized actions on behalf of the affected user.</div>"}]}],"references":[{"url":"https://www.tp-link.com/us/support/download/deco-be63/v2.60/#Firmware","tags":["patch"]},{"url":"https://www.tp-link.com/us/support/faq/5357/","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.8,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-30T17:28:50.172649Z","id":"CVE-2026-100420","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-30T17:29:22.081Z"}}]}}