{"id":"CVE-2024-11188","aliases":["EUVD-2024-33750","GHSA-xxwr-xc7w-gxgv"],"status":"published","title":"Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder \u003c= 6.16.1.2 - Reflected Cross-Site Scripting via Custom HTML Form Parameter","description":"The Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder plugin for WordPress is vulnerable to POST-Based Reflected Cross-Site Scripting via the Custom HTML Form parameters in all versions up to, and including, 6.16.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00426,"percentile":0.37314,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-11-23T05:40:11Z","modified":"2026-06-17T06:57:14Z","products":[{"vendor":"strategy11","product":"formidable_forms"},{"vendor":"strategy11team","product":"formidable forms – contact form plugin, survey, quiz, payment, calculator form \u0026 custom form builder"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/da84aa80-7ef6-4846-870d-07bf88652329?source=cve","tags":["Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/formidable/tags/6.16/classes/helpers/FrmFieldsHelper.php#L158","tags":["Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-11188"},{"url":"https://github.com/advisories/GHSA-xxwr-xc7w-gxgv"}],"sources":{"cve":[{"id":"CVE-2024-11188","title":"Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder \u003c= 6.16.1.2 - Reflected Cross-Site Scripting via Custom HTML Form Parameter","description":"The Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder plugin for WordPress is vulnerable to POST-Based Reflected Cross-Site Scripting via the Custom HTML Form parameters in all versions up to, and including, 6.16.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.","status":"published","published":"2024-11-23T05:40:11.211Z","modified":"2026-04-08T17:27:21.112Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:19.965827Z"}],"euvd":[{"id":"EUVD-2024-33750","description":"The Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder plugin for WordPress is vulnerable to POST-Based Reflected Cross-Site Scripting via the Custom HTML Form parameters in all versions up to, and including, 6.16.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.","status":"published","published":"2024-11-23T05:40:11Z","modified":"2026-04-08T17:27:21Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:37.761544Z"}],"ghsa":[{"id":"GHSA-xxwr-xc7w-gxgv","title":"The Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form...","description":"The Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder plugin for WordPress is vulnerable to POST-Based Reflected Cross-Site Scripting via the Custom HTML Form parameters in all versions up to, and including, 6.16.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.","status":"published","published":"2024-11-23T06:32:47Z","modified":"2024-11-23T06:32:56Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:58:56.443174Z"}],"nvd":[{"id":"CVE-2024-11188","description":"The Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form \u0026 Custom Form Builder plugin for WordPress is vulnerable to POST-Based Reflected Cross-Site Scripting via the Custom HTML Form parameters in all versions up to, and including, 6.16.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.","status":"published","published":"2024-11-23T06:15:17.57Z","modified":"2026-06-17T06:57:14.543Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:38.347238Z"}]}}