{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Essential Blocks Pro","vendor":"wpdevteam","versions":[{"lessThanOrEqual":"1.1.0","status":"affected","version":"0","versionType":"semver"}]},{"defaultStatus":"unaffected","product":"Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns","vendor":"wpdevteam","versions":[{"lessThanOrEqual":"4.2.0","status":"affected","version":"0","versionType":"semver"}]}],"source":"security@wordfence.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*","matchCriteriaId":"A6D5B2DC-127A-4740-90B9-D64BBB3B7B0D","versionEndExcluding":"4.2.1","vulnerable":true},{"criteria":"cpe:2.3:a:wpdeveloper:essential_blocks_pro:*:*:*:*:*:wordpress:*:*","matchCriteriaId":"020189CD-A546-41F6-9A94-0A487F364ED4","versionEndExcluding":"1.1.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"The Essential Blocks plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 4.2.0 via deserialization of untrusted input in the get_products function. This allows unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code."},{"lang":"es","value":"El complemento Essential Blocks para WordPress es vulnerable a la inyección de objetos PHP en versiones hasta la 4.2.0 incluida a través de la deserialización de entradas que no son de confianza en la función get_products. Esto permite a atacantes no autenticados inyectar un objeto PHP. No hay ninguna cadena POP presente en el complemento vulnerable. Si hay una cadena POP presente a través de un complemento o tema adicional instalado en el sistema de destino, podría permitir al atacante eliminar archivos arbitrarios, recuperar datos confidenciales o ejecutar código."}],"id":"CVE-2023-4402","lastModified":"2026-06-17T06:37:45.487","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":2.2,"impactScore":5.9,"source":"security@wordfence.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2023-4402","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","timestamp":"2025-02-05T18:35:04.501670Z","version":"2.0.3"}}]},"published":"2023-10-20T07:15:15.637","references":[{"source":"security@wordfence.com","tags":["Exploit"],"url":"https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/includes/API/Product.php?rev=2950425#L49"},{"source":"security@wordfence.com","tags":["Third Party Advisory"],"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/1ede7a25-9bb2-408e-b7fb-e5bd4f594351?source=cve"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"url":"https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/includes/API/Product.php?rev=2950425#L49"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/1ede7a25-9bb2-408e-b7fb-e5bd4f594351?source=cve"}],"sourceIdentifier":"security@wordfence.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-502"}],"source":"security@wordfence.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-502"}],"source":"nvd@nist.gov","type":"Secondary"}]}