{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-18391", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-07-30T14:11:55.443Z", "datePublished": "2026-08-12T06:00:17.487Z", "dateUpdated": "2026-08-12T06:00:17.487Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-08-12T06:00:17.487Z"}, "title": "WooCommerce Subscriptions < 9.1.0 - Unauthenticated RCE via PHP Object Injection", "problemTypes": [{"descriptions": [{"description": "CWE-94 Improper Control of Generation of Code ('Code Injection')", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "WooCommerce Subscriptions", "versions": [{"status": "affected", "versionType": "semver", "version": "4.7.0", "lessThan": "9.1.0"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The WooCommerce Subscriptions WordPress plugin before 9.1.0 does not validate user input before unserializing it on stores with High-Performance Order Storage enabled, leading to a PHP Object Injection issue which unauthenticated users can escalate to Remote Code Execution via a gadget chain present in the bundled dependencies."}], "references": [{"url": "https://wpscan.com/vulnerability/191f76cf-e5bd-4a37-ac1c-9187cea2aa27/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Vasily Belolapotkov", "type": "finder"}, {"lang": "en", "value": "Vlad Olaru", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "WooCommerce Subscriptions", "vendor": "Unknown", "versions": [{"lessThan": "9.1.0", "status": "affected", "version": "4.7.0", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The WooCommerce Subscriptions WordPress plugin before 9.1.0 does not validate user input before unserializing it on stores with High-Performance Order Storage enabled, leading to a PHP Object Injection issue which unauthenticated users can escalate to Remote Code Execution via a gadget chain present in the bundled dependencies."}], "id": "CVE-2026-18391", "lastModified": "2026-08-12T06:20:14.167", "metrics": {}, "published": "2026-08-12T06:20:14.167", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/191f76cf-e5bd-4a37-ac1c-9187cea2aa27/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

{}

{}