{"id":"CVE-2026-100420","title":"Information disclosure vulnerability in the cloud-client daemon of Deco BE63","summary":"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 th…","severity":"medium","cvss":6.8,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-202"],"vendor":"TP-Link Systems Inc.","product":"Deco BE63 V2.0","affected":["deco_be63_v2.0 < 1.3.3 Build 26071612"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T23:04:28.083Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-100420","references":[{"url":"https://www.tp-link.com/us/support/download/deco-be63/v2.60/#Firmware"},{"url":"https://www.tp-link.com/us/support/faq/5357/"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T23:20:10.318Z","slug":"CVE-2026-100420","body":"## Overview\n\nA 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.\n\n## Affected\n\n- `deco_be63_v2.0 < 1.3.3 Build 26071612`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}