{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-08-01T07:49:39.239","vulnerabilities":[{"cve":{"id":"CVE-2023-4386","sourceIdentifier":"security@wordfence.com","published":"2023-10-20T08:15:12.340","lastModified":"2026-06-17T06:37:43.490","vulnStatus":"Modified","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_posts 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_posts. 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."}],"affected":[{"source":"security@wordfence.com","affectedData":[{"vendor":"wpdevteam","product":"Essential Blocks Pro","defaultStatus":"unaffected","versions":[{"version":"0","lessThanOrEqual":"1.1.0","versionType":"semver","status":"affected"}]},{"vendor":"wpdevteam","product":"Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns","defaultStatus":"unaffected","versions":[{"version":"0","lessThanOrEqual":"4.2.0","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security@wordfence.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-02-05T18:34:54.889423Z","id":"CVE-2023-4386","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security@wordfence.com","type":"Secondary","description":[{"lang":"en","value":"CWE-502"}]},{"source":"nvd@nist.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-502"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*","versionEndIncluding":"4.2.0","matchCriteriaId":"C5FAC734-09BC-4D92-BD13-485E799B312C"}]}]}],"references":[{"url":"https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/includes/API/PostBlock.php?rev=2950425#L30","source":"security@wordfence.com","tags":["Product"]},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/af468f83-d6ad-474c-bf7f-c4eeb6df1b54?source=cve","source":"security@wordfence.com","tags":["Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/includes/API/PostBlock.php?rev=2950425#L30","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/af468f83-d6ad-474c-bf7f-c4eeb6df1b54?source=cve","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}