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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The EG-Series plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's [series] shortcode in all versions up to, and including, 2.1.1 due to insufficient input sanitization and output escaping on user supplied attributes in the shortcode_title function. This makes it possible for authenticated attackers - with contributor-level access and above, on sites with the Classic Editor plugin activated - to inject arbitrary JavaScript code in the titletag attribute that will execute whenever a user access an injected page."}, {"lang": "es", "value": "El complemento EG-Series para WordPress es vulnerable a Cross-Site Scripting almacenado a trav\u00e9s del shortcode [series] en todas las versiones hasta la 2.1.1 incluida, debido a una depuraci\u00f3n de entrada insuficiente y al escape de salida en los atributos proporcionados por el usuario en la funci\u00f3n shortcode_title. Esto permite a atacantes autenticados (con acceso de colaborador o superior, en sitios con el complemento Classic Editor activado) inyectar c\u00f3digo JavaScript arbitrario en el atributo titletag, que se ejecutar\u00e1 cada vez que un usuario acceda a una p\u00e1gina inyectada."}], "id": "CVE-2025-4126", "lastModified": "2025-05-16T14:43:26.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2025-05-15T04:16:17.283", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/eg-series/trunk/lib/eg-plugin.inc.php#L546"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/ab518a1b-304d-4b93-b807-65ef3941dd47?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-80"}], "source": "security@wordfence.com", "type": "Primary"}]}

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