{"id":"CVE-2021-24608","aliases":["EUVD-2021-11520","GHSA-76gr-jrfv-xpv4"],"status":"published","title":"Formidable Form Builder \u003c 5.0.07 - Admin+ Stored Cross-Site Scripting","description":"The Formidable Form Builder – Contact Form, Survey \u0026 Quiz Forms Plugin for WordPress plugin before 5.0.07 does not sanitise and escape its Form's Labels, allowing high privileged users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","severity":{"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":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00676,"percentile":0.52676,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-10-25T13:20:45Z","modified":"2026-06-17T03:40:19Z","products":[{"vendor":"strategy11","product":"formidable_form_builder"},{"vendor":"unknown","product":"formidable form builder – contact form, survey \u0026 quiz forms plugin for wordpress"}],"references":[{"url":"https://wpscan.com/vulnerability/75305ea8-730b-4caf-a3c6-cb94adee683c","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset/2609911","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24608"},{"url":"https://github.com/advisories/GHSA-76gr-jrfv-xpv4"}],"sources":{"cve":[{"id":"CVE-2021-24608","title":"Formidable Form Builder \u003c 5.0.07 - Admin+ Stored Cross-Site Scripting","description":"The Formidable Form Builder – Contact Form, Survey \u0026 Quiz Forms Plugin for WordPress plugin before 5.0.07 does not sanitise and escape its Form's Labels, allowing high privileged users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2021-10-25T13:20:45Z","modified":"2024-08-03T19:35:20.214Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11520","description":"The Formidable Form Builder – Contact Form, Survey \u0026 Quiz Forms Plugin for WordPress plugin before 5.0.07 does not sanitise and escape its Form's Labels, allowing high privileged users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2021-10-25T13:20:45Z","modified":"2024-08-03T19:35:20Z","updated_at":"2026-11-03T03:24:56.857735Z"}],"ghsa":[{"id":"GHSA-76gr-jrfv-xpv4","title":"The Formidable Form Builder – Contact Form, Survey \u0026 Quiz Forms Plugin for WordPress plugin...","description":"The Formidable Form Builder – Contact Form, Survey \u0026 Quiz Forms Plugin for WordPress plugin before 5.0.07 does not sanitise and escape its Form's Labels, allowing high privileged users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2022-05-24T22:28:21Z","modified":"2023-01-30T05:05:16Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:13.933319Z"}],"nvd":[{"id":"CVE-2021-24608","description":"The Formidable Form Builder – Contact Form, Survey \u0026 Quiz Forms Plugin for WordPress plugin before 5.0.07 does not sanitise and escape its Form's Labels, allowing high privileged users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2021-10-25T14:15:10.397Z","modified":"2026-06-17T03:40:19.21Z","cvss":[{"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":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:00.137719Z"}]}}