{"cve":"CVE-2024-4709","nvd":{"published":"2024-05-18T08:15:08.410","modified":"2026-06-17T08:02:27.540","status":"Modified","description":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag & Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘subject’ parameter in versions up to, and including, 5.1.16 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, and access granted by an administrator, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","score":6.4},"cwes":["CWE-79"],"references":["https://plugins.trac.wordpress.org/browser/fluentform/trunk/app/Services/FormBuilder/Notifications/EmailNotification.php#L106","https://plugins.trac.wordpress.org/browser/fluentform/trunk/app/Services/FormBuilder/Notifications/EmailNotification.php#L164","https://plugins.trac.wordpress.org/browser/fluentform/trunk/app/Services/FormBuilder/Notifications/EmailNotification.php#L194","https://plugins.trac.wordpress.org/changeset/3088078/","https://www.wordfence.com/threat-intel/vulnerabilities/id/5fe317a6-a391-441a-aac8-c8fa57e73169?source=cve"],"products":["fluentforms:contact_form"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2024-4709","score":0.00387,"percentile":0.3285,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}