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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The Fluent Forms Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `fluentform_step_form_save_data` AJAX action in all versions up to, and including, 6.1.17. This is due to the draft form submission endpoint being publicly accessible without authentication or nonce verification, combined with insufficient input sanitization and output escaping of form field data. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever an administrator views a partial form entry."}, {"lang": "es", "value": "El plugin Fluent Forms Pro para WordPress es vulnerable a Cross-Site Scripting Almacenado a trav\u00e9s de la acci\u00f3n AJAX 'fluentform_step_form_save_data' en todas las versiones hasta la 6.1.17, inclusive. Esto se debe a que el endpoint de env\u00edo de formularios en borrador es p\u00fablicamente accesible sin autenticaci\u00f3n o verificaci\u00f3n de nonce, combinado con una sanitizaci\u00f3n de entrada y un escape de salida insuficientes de los datos de los campos del formulario. Esto hace posible que atacantes no autenticados inyecten scripts web arbitrarios en p\u00e1ginas que se ejecutar\u00e1n cada vez que un administrador vea una entrada de formulario parcial."}], "id": "CVE-2026-2365", "lastModified": "2026-04-22T21:26:58.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}]}, "published": "2026-03-05T04:15:56.783", "references": [{"source": "security@wordfence.com", "url": "https://fluentforms.com/docs/changelog/#3-toc-title"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/fluentform/tags/6.1.12/app/Modules/Form/FormDataParser.php#L57"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/5e911b0a-a236-4df3-b997-3631412a1b55?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": "affected", "versions": {"scheme": "semver", "value": "[0,6.1.17]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Fluent Forms Pro Add On Pack", "source": "cna", "vendor": "techjewel"}, "product": "fluent_forms_pro_add_on_pack", "vendor": "techjewel"}, {"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"}], "analysis": {"en": {"generated_at": "2026-04-15T17:54:33.579870+00:00", "value": {"mitigation_remediation": ["Upgrade Fluent Forms Pro to a version newer than 6.1.17 that includes the XSS fix", "If an update is not yet available, modify the plugin or server configuration to restrict the fluentform_step_form_save_data action to authenticated users only, ensuring nonce verification is enforced", "Verify that any stored form data is properly sanitized and escaped before rendering to prevent unintended script execution"], "summary": {"action": "Patch immediately", "impact": "Stored Cross\u2011Site Scripting"}, "threat_synthesis": {"affected_systems": "Fluent Forms Pro Add On Pack for WordPress, versions up through 6.1.17, is affected. The draft form submission endpoint lacks authentication or nonce verification, making all versions in this range vulnerable.", "description_and_impact": "The vulnerability allows unauthenticated attackers to submit JavaScript payloads via the public AJAX action fluentform_step_form_save_data. The injected code is stored with the form draft data and executed whenever an administrator views a partial form entry, enabling client\u2011side code execution in privileged sessions.", "risk_and_exploitability": "The CVSS base score of 7.2 indicates high severity. The EPSS score of less than 1% suggests a low current likelihood of exploitation, and the issue is not present in the KEV catalog. Exploitation is straightforward: an attacker submits a malicious payload through the accessible AJAX endpoint, which is then stored and rendered unescaped in the admin view, leading to XSS in the administrator's browser. The lack of authentication significantly lowers the barrier to attack, but the low EPSS indicates that active exploitation remains limited."}}}}, "created": "2026-03-06T15:17:54.430648+00:00", "updated": "2026-04-15T18:00:15.496561+00:00", "vendors": ["techjewel", "techjewel$PRODUCT$fluent_forms_pro_add_on_pack", "wordpress", "wordpress$PRODUCT$wordpress"]}