CVE-2025-13897

POST /wp-admin/admin-ajax.php HTTP/1.1 Host: target.com Content-Type: application/x-www-form-urlencoded action=save_testimonial&testimonial_name=<script>alert(document.cookie)</script>&testimonial_content=Test

{"cve": {"id": "CVE-2025-13897", "sourceIdentifier": "[email protected]", "published": "2026-01-09T12:15:52.647", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Client Testimonial Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'aft_testimonial_meta_name' custom field in the Client Information metabox in all versions up to, and including, 2.0 due to insufficient input sanitization and output escaping on user-supplied attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the injected administrative page."}, {"lang": "es", "value": "El plugin Client Testimonial Slider para WordPress es vulnerable a Cross-Site Scripting Almacenado a través del campo personalizado 'aft_testimonial_meta_name' en la metabox de Información del Cliente en todas las versiones hasta la 2.0, inclusive, debido a una sanitización de entrada y escape de salida insuficientes en los atributos proporcionados por el usuario. Esto hace posible que atacantes autenticados, con acceso de nivel Colaborador y superior, inyecten scripts web arbitrarios en páginas que se ejecutarán cada vez que un usuario acceda a la página administrativa inyectada."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.1, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/wp-client-testimonial/tags/2.0/wp-client-testimonial.php#L117", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/wp-client-testimonial/trunk/wp-client-testimonial.php#L117", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/5bf12608-4e02-4b3a-9363-991dca5ee11b?source=cve", "source": "[email protected]"}]}}