CVE-2016-2221

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "security@debian.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*", "matchCriteriaId": "E341F596-9936-4B27-9494-B4A75DBD27BD", "versionEndIncluding": "4.4.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Open redirect vulnerability in the wp_validate_redirect function in wp-includes/pluggable.php in WordPress before 4.4.2 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a malformed URL that triggers incorrect hostname parsing, as demonstrated by an https:example.com URL."}, {"lang": "es", "value": "Vulnerabilidad de redirecci\u00f3n abierta en la funci\u00f3n wp_validate_redirect en wp-includes/pluggable.php en WordPress en versiones anteriores a 4.4.2 permite a atacantes remotos redirigir a los usuarios a sitios web arbitrarios y llevar acabo ataques de phishing a trav\u00e9s de una URL mal formada que desencadena un an\u00e1lisis gramatical del nombre de host incorrecto, seg\u00fan lo demostrado mediante una URL https:example.com."}], "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/601.html\">CWE-601: URL Redirection to Untrusted Site ('Open Redirect')</a>", "id": "CVE-2016-2221", "lastModified": "2026-06-17T00:43:41.713", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-05-22T01:59:14.103", "references": [{"source": "security@debian.org", "url": "http://www.debian.org/security/2016/dsa-3472"}, {"source": "security@debian.org", "url": "http://www.securityfocus.com/bid/82463"}, {"source": "security@debian.org", "url": "http://www.securitytracker.com/id/1034933"}, {"source": "security@debian.org", "tags": ["Patch"], "url": "https://codex.wordpress.org/Version_4.4.2"}, {"source": "security@debian.org", "tags": ["Patch"], "url": "https://core.trac.wordpress.org/changeset/36444"}, {"source": "security@debian.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://wordpress.org/news/2016/02/wordpress-4-4-2-security-and-maintenance-release/"}, {"source": "security@debian.org", "url": "https://wpvulndb.com/vulnerabilities/8377"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2016/dsa-3472"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/82463"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1034933"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://codex.wordpress.org/Version_4.4.2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://core.trac.wordpress.org/changeset/36444"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://wordpress.org/news/2016/02/wordpress-4-4-2-security-and-maintenance-release/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://wpvulndb.com/vulnerabilities/8377"}], "sourceIdentifier": "security@debian.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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