{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2023-4386", "ASSIGNER": "security@wordfence.com", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "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." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-502 Deserialization of Untrusted Data" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "wpdevteam", "product": { "product_data": [ { "product_name": "Essential Blocks Pro", "version": { "version_data": [ { "version_affected": "<=", "version_name": "*", "version_value": "1.1.0" } ] } }, { "product_name": "Essential Blocks \u2013 Page Builder Gutenberg Blocks, Patterns & Templates", "version": { "version_data": [ { "version_affected": "<=", "version_name": "*", "version_value": "4.2.0" } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/af468f83-d6ad-474c-bf7f-c4eeb6df1b54?source=cve", "refsource": "MISC", "name": "https://www.wordfence.com/threat-intel/vulnerabilities/id/af468f83-d6ad-474c-bf7f-c4eeb6df1b54?source=cve" }, { "url": "https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/includes/API/PostBlock.php?rev=2950425#L30", "refsource": "MISC", "name": "https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/includes/API/PostBlock.php?rev=2950425#L30" } ] }, "credits": [ { "lang": "en", "value": "Marco Wotschka" } ], "impact": { "cvss": [ { "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" } ] } }