{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-9033", "assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "state": "PUBLISHED", "assignerShortName": "TPLink", "dateReserved": "2026-05-19T16:30:37.346Z", "datePublished": "2026-08-20T18:31:54.806Z", "dateUpdated": "2026-08-20T18:59:36.657Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "shortName": "TPLink", "dateUpdated": "2026-08-20T18:31:54.806Z" }, "title": "Unauthenticated Captive Portal Session Termination and Forced Logout in Omada Gateways", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-306", "description": "CWE-306 Missing Authentication for Critical Function", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-115", "descriptions": [ { "lang": "en", "value": "CAPEC-115 Authentication Bypass" } ] } ], "affected": [ { "vendor": "TP-Link Systems Inc.", "product": "ER7212PC v2", "versions": [ { "status": "affected", "version": "0", "lessThan": "2.4.3 Build 20260722 Rel.40250", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER605 v2", "versions": [ { "status": "affected", "version": "0", "lessThan": "2.4.4 Build 20260630 Rel.14398", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER7206 v2", "versions": [ { "status": "affected", "version": "0", "lessThan": "2.3.5 Build 20260625 Rel.43136", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc", "product": "ER7406 v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.3.4 Build 20260625 Rel.43136", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER707-M2 v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.4.4 Build 20260625 Rel.43063", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc", "product": "ER7412-M2 v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.2.0 Build 20260630 Rel.82947", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER8411 v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.4.1 Build 20260708 Rel.64832", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER706W v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.2.11 Build 20260723 Rel.41567", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER706W-4G v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.2.6 Build 20260723 Rel.41321", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER706W-4G v2", "versions": [ { "status": "affected", "version": "0", "lessThan": "2.1.11 Build 20260723 Rel.41624", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER706WP-4G v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.1.11 Build 20260723 Rel.41624", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER703WP-4G-Outdoor v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.1.7 Build 20260723 Rel.41712", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "DR3220v-4G v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.2.0 Build 20260630 Rel.82652", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "DR3650v v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.2.0 Build 20260630 Rel.83311", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "DR3650v-4G v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.2.0 Build 20260630 Rel.83347", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER603WP-4G-Outdoor v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.0.2 Build 20260723 Rel.43271", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "DR3150 v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.0.1 Build 20260722 Rel.16854", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER701-5G-Outdoor v1", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.0.3 Build 20260723 Rel.40931", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "TP-Link Systems Inc.", "product": "ER605W v2", "versions": [ { "status": "affected", "version": "0", "lessThan": "2.0.4 Build 20260723 Rel.43763", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "An unauthenticated attacker with network access to the captive portal service of an affected device can terminate active captive portal sessions, including forcing logout of specific users or clearing all active sessions. Affected users must re-authenticate to regain access. \n\n\n\nSuccessful exploitation may allow termination of individual or all active captive portal sessions, causing temporary service disruption and requiring users to re-authenticate.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

An unauthenticated attacker with network access to the captive portal service of an affected device can terminate active captive portal sessions, including forcing logout of specific users or clearing all active sessions. Affected users must re-authenticate to regain access. 

Successful exploitation may allow termination of individual or all active captive portal sessions, causing temporary service disruption and requiring users to re-authenticate.

" } ] } ], "references": [ { "url": "https://www.omadanetworks.com/en/support/download/", "name": "Omada Gateway Firmware Downloads (EN)", "tags": [ "patch" ] }, { "url": "https://www.omadanetworks.com/us/support/download/", "name": "Omada Gateway Firmware Downloads (US)", "tags": [ "patch" ] }, { "url": "https://www.tp-link.com/us/support/faq/5256/", "tags": [ "vendor-advisory" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "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, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" } } ], "credits": [ { "lang": "en", "value": "Yoontae Lee (@yunttai)", "type": "finder" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.4" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-20T18:59:29.032581Z", "id": "CVE-2026-9033", "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": "2026-08-20T18:59:36.657Z" } } ] } }