CVE-2026-6399

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "General Options", "vendor": "yog2515", "versions": [{"lessThanOrEqual": "1.1.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The General Options plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to and including 1.1.0. This is due to the use of sanitize_text_field() for output escaping in the Contact Number (ad_contact_number) field \u2014 a function that strips HTML tags but does not encode double-quote characters to their HTML entity equivalent (&quot;). When the stored value is echoed inside a double-quoted HTML attribute (value=\"...\"), an attacker-supplied double-quote character breaks out of the attribute context. Even with WordPress's wp_magic_quotes mechanism (which prefixes quotes with a backslash), the resulting \\\" sequence is NOT treated as an escaped quote by HTML parsers \u2014 the backslash is rendered as a literal character and the bare double-quote still closes the attribute. This makes it possible for authenticated attackers with Administrator-level access and above to inject arbitrary web scripts in the admin settings page that will execute whenever any administrator visits the General Options settings page."}, {"lang": "es", "value": "El plugin General Options para WordPress es vulnerable a Cross-Site Scripting Almacenado en versiones hasta la 1.1.0 inclusive. Esto se debe al uso de sanitize_text_field() para el escape de salida en el campo N\u00famero de Contacto (ad_contact_number) - una funci\u00f3n que elimina las etiquetas HTML pero no codifica los caracteres de comillas dobles a su equivalente de entidad HTML (\"). Cuando el valor almacenado se imprime dentro de un atributo HTML entre comillas dobles (value='...'), un car\u00e1cter de comillas dobles proporcionado por el atacante sale del contexto del atributo. Incluso con el mecanismo wp_magic_quotes de WordPress (que antepone una barra invertida a las comillas), la secuencia resultante \\\" NO es tratada como una comilla escapada por los analizadores HTML - la barra invertida se renderiza como un car\u00e1cter literal y la comilla doble sin escapar a\u00fan cierra el atributo. Esto hace posible que atacantes autenticados con acceso de nivel de Administrador o superior inyecten scripts web arbitrarios en la p\u00e1gina de configuraci\u00f3n de administraci\u00f3n que se ejecutar\u00e1n cada vez que cualquier administrador visite la p\u00e1gina de configuraci\u00f3n de General Options."}], "id": "CVE-2026-6399", "lastModified": "2026-07-24T08:10:00.150", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6399", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-20T13:02:35.305585Z", "version": "2.0.3"}}]}, "published": "2026-05-20T02:16:37.920", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/general-options/tags/1.1.0/direct-action.php"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/general-options/tags/1.1.0/direct-main.php"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/general-options/trunk/direct-action.php"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/general-options/trunk/direct-main.php"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/d29c69bb-4feb-477e-b18f-934ece21aff6?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.1.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "General Options", "source": "cna", "vendor": "yog2515"}, "product": "general_options", "vendor": "yog2515"}], "created": "2026-05-20T03:30:16.232717+00:00", "updated": "2026-05-20T10:38:14.611554+00:00", "vendors": ["wordpress", "wordpress$PRODUCT$wordpress", "yog2515", "yog2515$PRODUCT$general_options"]}