{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-81531", "assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "state": "PUBLISHED", "assignerShortName": "TPLink", "dateReserved": "2026-08-26T22:31:50.287Z", "datePublished": "2026-09-08T16:53:18.786Z", "dateUpdated": "2026-09-08T17:21:54.913Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "shortName": "TPLink", "dateUpdated": "2026-09-08T16:53:18.786Z"}, "title": "Unauthenticated Account Information Disclosure in Multiple Omada Controllers", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-200", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-118", "descriptions": [{"lang": "en", "value": "CAPEC-118 Collect & Analyze Information"}]}], "affected": [{"vendor": "TP-Link System Inc.", "product": "Omada Software Controller", "platforms": ["Windows", "Linux"], "versions": [{"status": "affected", "version": "0", "lessThan": "6.3.0.44", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "OC200 V1", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V1_1.42.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP Link Systems Inc.", "product": "OC200 v2", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V2_2.27.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc", "product": "OC200 v3", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V3_3.4.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "OC220 v1", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V1_1.7.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc", "product": "OC220 v2", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V2_2.6.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "OC300 v1", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V1_1.36.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "OC400 v1", "versions": [{"status": "affected", "version": "0", "lessThan": "(UN)_V1_1.14.10 Build 20260825", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "An information\ndisclosure vulnerability has been identified in Omada Controller.\u00a0 An API endpoint intended for Controller initialization\nremains accessible after completion and may disclose account-related\ninformation to unauthenticated remote users.\u00a0\n\n\n\n\n\n\nSuccessful\nexploitation may allow an attacker to remote query the affected endpoint that\nmay facilitate user enumeration and subsequent attacks targeting administrative\naccounts.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>An information\ndisclosure vulnerability has been identified in Omada Controller.&nbsp; 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