{"id":"CVE-2024-6520","aliases":["EUVD-2024-47601","GHSA-v455-6gg4-rqvp"],"status":"published","title":"Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder \u003c= 5.1.19 - Authenticated (Administrator+) Stored Cross-Site Scripting","description":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom error message in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00318,"percentile":0.25082,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-07-27T11:37:29Z","modified":"2026-06-17T08:18:10Z","products":[{"vendor":"fluentforms","product":"contact_form"},{"vendor":"techjewel","product":"fluent forms – customizable contact forms, survey, quiz, \u0026 conversational form builder"},{"vendor":"web-dorado","product":"wp_form_builder"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0a30d35c-9883-4b0f-83a2-494401c45d8e?source=cve","tags":["x_transferred","Third Party Advisory"]},{"url":"https://wordpress.org/plugins/fluentform/#developers","tags":["x_transferred","Release Notes"]},{"url":"https://plugins.trac.wordpress.org/changeset/3125227/","tags":["x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-6520"},{"url":"https://plugins.trac.wordpress.org/changeset/3125227"},{"url":"https://github.com/advisories/GHSA-v455-6gg4-rqvp"}],"sources":{"cve":[{"id":"CVE-2024-6520","title":"Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder \u003c= 5.1.19 - Authenticated (Administrator+) Stored Cross-Site Scripting","description":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom error message in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2024-07-27T11:37:29.048Z","modified":"2026-04-08T16:34:37.074Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:11.638716Z"}],"euvd":[{"id":"EUVD-2024-47601","description":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom error message in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2024-07-27T11:37:29Z","modified":"2026-04-08T16:34:37Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:25:10.260259Z"}],"ghsa":[{"id":"GHSA-v455-6gg4-rqvp","title":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder plugin...","description":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-07-27T12:30:30Z","modified":"2024-07-27T12:30:30Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:57:44.645006Z"}],"nvd":[{"id":"CVE-2024-6520","description":"The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag \u0026 Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom error message in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2024-07-27T12:15:11.03Z","modified":"2026-06-17T08:18:10.407Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:14.437386Z"}]}}