{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-40621", "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "state": "PUBLISHED", "assignerShortName": "jpcert", "dateReserved": "2026-05-07T05:46:57.272Z", "datePublished": "2026-05-13T12:01:41.873Z", "dateUpdated": "2026-05-13T15:07:44.580Z" }, "containers": { "cna": { "affected": [ { "vendor": "ELECOM CO.,LTD.", "product": "WRC-BE72XSD-B", "versions": [ { "version": "v1.1.1 and earlier", "status": "affected" } ] }, { "vendor": "ELECOM CO.,LTD.", "product": "WRC-BE72XSD-BA", "versions": [ { "version": "v1.1.1 and earlier", "status": "affected" } ] }, { "vendor": "ELECOM CO.,LTD.", "product": "WRC-BE65QSD-B", "versions": [ { "version": "v1.1.0 and earlier", "status": "affected" } ] }, { "vendor": "ELECOM CO.,LTD.", "product": "WRC-W702-B", "versions": [ { "version": "v1.1.0 and earlier", "status": "affected" } ] } ], "descriptions": [ { "lang": "en", "value": "ELECOM wireless LAN access point devices do not require authentication to access some specific URLs. The affected product may be operated without authentication." } ], "problemTypes": [ { "descriptions": [ { "description": "Authentication Bypass Using an Alternate Path or Channel", "lang": "en-US", "cweId": "CWE-288", "type": "CWE" } ] } ], "references": [ { "url": "https://www.elecom.co.jp/news/security/20260512-01/" }, { "url": "https://jvn.jp/en/jp/JVN03037325/" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ], "cvssV3_0": { "version": "3.0", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" } }, { "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ], "cvssV4_0": { "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N" } } ], "providerMetadata": { "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert", "dateUpdated": "2026-05-13T12:01:41.873Z" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-13T15:07:35.372388Z", "id": "CVE-2026-40621", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-13T15:07:44.580Z" } } ] } }