CVE-2023-2437

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-2437", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2023-05-01T09:41:14.173Z", "datePublished": "2023-11-22T15:33:33.084Z", "dateUpdated": "2026-04-08T17:16:47.967Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-08T17:16:47.967Z"}, "affected": [{"vendor": "n/a", "product": "UserPro - Community and User Profile WordPress Plugin", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "5.1.1", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The UserPro plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 5.1.1. This is due to insufficient verification on the user being supplied during a Facebook login through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the email. An attacker can leverage CVE-2023-2448 and CVE-2023-2446 to get the user's email address to successfully exploit this vulnerability."}], "title": "UserPro <= 5.1.1 - Authentication Bypass to Administrator", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/b3cf9f38-c20e-40dc-a7a1-65b0c6ba7925?source=cve"}, {"url": "https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-288 Authentication Bypass Using an Alternate Path or Channel", "cweId": "CWE-288", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL"}}], "credits": [{"lang": "en", "type": "finder", "value": "Istv\u00e1n M\u00e1rton"}], "timeline": [{"time": "2023-04-26T00:00:00.000Z", "lang": "en", "value": "Discovered"}, {"time": "2023-05-01T00:00:00.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2023-11-21T00:00:00.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T06:19:15.122Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/b3cf9f38-c20e-40dc-a7a1-65b0c6ba7925?source=cve", "tags": ["x_transferred"]}, {"url": "https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681", "tags": ["x_transferred"]}, {"url": "http://packetstormsecurity.com/files/175871/WordPress-UserPro-5.1.x-Password-Reset-Authentication-Bypass-Escalation.html", "tags": ["x_transferred"]}]}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "UserPro - Community and User Profile WordPress Plugin", "vendor": "n/a", "versions": [{"lessThanOrEqual": "5.1.1", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:userproplugin:userpro:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "E30F7B1B-A4E6-4C8F-ACA8-0A9B16EED37B", "versionEndIncluding": "5.1.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The UserPro plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 5.1.1. This is due to insufficient verification on the user being supplied during a Facebook login through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the email. An attacker can leverage CVE-2023-2448 and CVE-2023-2446 to get the user's email address to successfully exploit this vulnerability."}, {"lang": "es", "value": "El complemento UserPro para WordPress es vulnerable a la omisi\u00f3n de autenticaci\u00f3n en versiones hasta la 5.1.1 incluida. Esto se debe a una verificaci\u00f3n insuficiente del usuario que se proporciona durante el inicio de sesi\u00f3n de Facebook a trav\u00e9s del complemento. Esto hace posible que atacantes no autenticados inicien sesi\u00f3n como cualquier usuario existente en el sitio, como un administrador, si tienen acceso al correo electr\u00f3nico. Un atacante puede aprovechar CVE-2023-2448 y CVE-2023-2446 para obtener la direcci\u00f3n de correo electr\u00f3nico del usuario y aprovechar esta vulnerabilidad con \u00e9xito."}], "id": "CVE-2023-2437", "lastModified": "2026-06-17T05:52:35.273", "metrics": {"cvssMetricV31": [{"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": "security@wordfence.com", "type": "Secondary"}, {"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": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-22T16:15:08.043", "references": [{"source": "security@wordfence.com", "tags": ["Product"], "url": "https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681"}, {"source": "security@wordfence.com", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/b3cf9f38-c20e-40dc-a7a1-65b0c6ba7925?source=cve"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/175871/WordPress-UserPro-5.1.x-Password-Reset-Authentication-Bypass-Escalation.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/b3cf9f38-c20e-40dc-a7a1-65b0c6ba7925?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-288"}], "source": "security@wordfence.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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