{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-54804", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-06-16T09:21:34.477Z", "datePublished": "2026-06-17T09:51:43.493Z", "dateUpdated": "2026-06-17T09:51:43.493Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-06-17T09:51:43.493Z"}, "title": "WordPress Melhor Envio plugin <= 2.16.3 - Broken Authentication vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-288", "description": "CWE-288 Authentication Bypass Using an Alternate Path or Channel", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-50", "descriptions": [{"lang": "en", "value": "CAPEC-50 Password Recovery Exploitation"}]}], "affected": [{"vendor": "melhorenvio", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "melhor-envio-cotacao", "product": "Melhor Envio", "versions": [{"lessThanOrEqual": "2.16.3", "status": "affected", "version": "n/a", "versionType": "custom", "changes": [{"at": "2.16.4", "status": "unaffected"}]}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Subscriber Broken Authentication in Melhor Envio <= 2.16.3 versions."}], "value": "Subscriber Broken Authentication in Melhor Envio <= 2.16.3 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/melhor-envio-cotacao/vulnerability/wordpress-melhor-envio-plugin-2-16-3-broken-authentication-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.6, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H"}}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update the WordPress Melhor Envio Plugin to the latest available version (at least 2.16.4)."}], "value": "Update the WordPress Melhor Envio Plugin to the latest available version (at least 2.16.4)."}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "HieuPenguinnn | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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