CVE-2023-6133

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-6133", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2023-11-14T18:06:41.460Z", "datePublished": "2023-11-15T06:40:46.339Z", "dateUpdated": "2026-04-08T16:36:41.971Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-08T16:36:41.971Z"}, "affected": [{"vendor": "wpmudev", "product": "Forminator Forms \u2013 Contact Form, Payment Form & Custom Form Builder", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "1.27.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Forminator plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient blacklisting on the 'forminator_allowed_mime_types' function in versions up to, and including, 1.27.0. This makes it possible for authenticated attackers with administrator-level capabilities or above to upload arbitrary files on the affected site's server, but due to the htaccess configuration, remote code cannot be executed."}], "title": "Forminator <= 1.27.0 - Authenticated (Administrator+) Arbitrary File Upload", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/13cfa202-ab90-46c0-ab53-00995bfdcaa3?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L356"}, {"url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L372"}, {"url": "https://plugins.trac.wordpress.org/changeset/2995007/forminator/trunk/library/helpers/helper-fields.php#file0"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-434 Unrestricted Upload of File with Dangerous Type", "cweId": "CWE-434", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 6.6, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Istv\u00e1n M\u00e1rton"}], "timeline": [{"time": "2023-10-24T00:00:00.000Z", "lang": "en", "value": "Discovered"}, {"time": "2023-10-26T00:00:00.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2023-11-14T00:00:00.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:21:17.396Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/13cfa202-ab90-46c0-ab53-00995bfdcaa3?source=cve", "tags": ["x_transferred"]}, {"url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L356", "tags": ["x_transferred"]}, {"url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L372", "tags": ["x_transferred"]}, {"url": "https://plugins.trac.wordpress.org/changeset/2995007/forminator/trunk/library/helpers/helper-fields.php#file0", "tags": ["x_transferred"]}]}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Forminator Forms \u2013 Contact Form, Payment Form & Custom Form Builder", "vendor": "wpmudev", "versions": [{"lessThanOrEqual": "1.27.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:incsub:forminator:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "5CE8A2C7-DA59-4397-80B0-F90A8E3445A9", "versionEndIncluding": "1.27.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Forminator plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient blacklisting on the 'forminator_allowed_mime_types' function in versions up to, and including, 1.27.0. This makes it possible for authenticated attackers with administrator-level capabilities or above to upload arbitrary files on the affected site's server, but due to the htaccess configuration, remote code cannot be executed."}, {"lang": "es", "value": "El complemento Forminator para WordPress es vulnerable a la carga de archivos arbitrarios debido a una lista negra insuficiente en la funci\u00f3n 'forminator_allowed_mime_types' en versiones hasta la 1.27.0 incluida. Esto hace posible que atacantes autenticados con capacidades de nivel de administrador o superiores carguen archivos arbitrarios en el servidor del sitio afectado, pero debido a la configuraci\u00f3n de htaccess, el c\u00f3digo remoto no se puede ejecutar."}], "id": "CVE-2023-6133", "lastModified": "2026-06-17T06:50:05.857", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.7, "impactScore": 5.9, "source": "security@wordfence.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-15T07:15:14.837", "references": [{"source": "security@wordfence.com", "tags": ["Issue Tracking"], "url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L356"}, {"source": "security@wordfence.com", "tags": ["Issue Tracking"], "url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L372"}, {"source": "security@wordfence.com", "tags": ["Patch"], "url": "https://plugins.trac.wordpress.org/changeset/2995007/forminator/trunk/library/helpers/helper-fields.php#file0"}, {"source": "security@wordfence.com", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/13cfa202-ab90-46c0-ab53-00995bfdcaa3?source=cve"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L356"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://plugins.trac.wordpress.org/browser/forminator/tags/1.27.0/library/fields/upload.php#L372"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://plugins.trac.wordpress.org/changeset/2995007/forminator/trunk/library/helpers/helper-fields.php#file0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/13cfa202-ab90-46c0-ab53-00995bfdcaa3?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "security@wordfence.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-434"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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