{"id":"CVE-2021-24202","aliases":["EUVD-2021-11116","GHSA-3m69-5fv4-gmmr"],"status":"published","title":"Elementor \u003c 3.1.2 - Authenticated Stored Cross-Site Scripting (XSS) in Heading Widget","description":"In the Elementor Website Builder WordPress plugin before 3.1.4, the heading widget (includes/widgets/heading.php) accepts a ‘header_size’ parameter. Although the element control lists a fixed set of possible html tags, it is possible for a user with Contributor or above permissions to send a modified ‘save_builder’ request with this parameter set to ‘script’ and combined with a ‘title’ parameter containing JavaScript, which will then be executed when the saved page is viewed or previewed.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00746,"percentile":0.55288,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-04-05T18:27:46Z","modified":"2026-06-17T03:39:35Z","products":[{"vendor":"elementor","product":"elementor website builder"},{"vendor":"elementor","product":"website_builder"},{"vendor":"unknown","product":"elementor website builder"}],"references":[{"url":"https://www.wordfence.com/blog/2021/03/cross-site-scripting-vulnerabilities-in-elementor-impact-over-7-million-sites/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://wpscan.com/vulnerability/b72bd13d-c8e2-4347-b009-542fc0fe21bb","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24202"},{"url":"https://github.com/advisories/GHSA-3m69-5fv4-gmmr"}],"sources":{"cve":[{"id":"CVE-2021-24202","title":"Elementor \u003c 3.1.2 - Authenticated Stored Cross-Site Scripting (XSS) in Heading Widget","description":"In the Elementor Website Builder WordPress plugin before 3.1.4, the heading widget (includes/widgets/heading.php) accepts a ‘header_size’ parameter. Although the element control lists a fixed set of possible html tags, it is possible for a user with Contributor or above permissions to send a modified ‘save_builder’ request with this parameter set to ‘script’ and combined with a ‘title’ parameter containing JavaScript, which will then be executed when the saved page is viewed or previewed.","status":"published","published":"2021-04-05T18:27:46Z","modified":"2024-08-03T19:21:18.62Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-11116","description":"In the Elementor Website Builder WordPress plugin before 3.1.4, the heading widget (includes/widgets/heading.php) accepts a ‘header_size’ parameter. Although the element control lists a fixed set of possible html tags, it is possible for a user with Contributor or above permissions to send a modified ‘save_builder’ request with this parameter set to ‘script’ and combined with a ‘title’ parameter containing JavaScript, which will then be executed when the saved page is viewed or previewed.","status":"published","published":"2021-04-05T18:27:46Z","modified":"2024-08-03T19:21:18Z","updated_at":"2026-11-03T03:24:59.071017Z"}],"ghsa":[{"id":"GHSA-3m69-5fv4-gmmr","title":"In the Elementor Website Builder WordPress plugin before 3.1.4, the heading widget (includes...","description":"In the Elementor Website Builder WordPress plugin before 3.1.4, the heading widget (includes/widgets/heading.php) accepts a ‘header_size’ parameter. Although the element control lists a fixed set of possible html tags, it is possible for a user with Contributor or above permissions to send a modified ‘save_builder’ request with this parameter set to ‘script’ and combined with a ‘title’ parameter containing JavaScript, which will then be executed when the saved page is viewed or previewed.","status":"published","published":"2022-05-24T22:28:08Z","modified":"2023-01-30T05:05:27Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:16.830144Z"}],"nvd":[{"id":"CVE-2021-24202","description":"In the Elementor Website Builder WordPress plugin before 3.1.4, the heading widget (includes/widgets/heading.php) accepts a ‘header_size’ parameter. Although the element control lists a fixed set of possible html tags, it is possible for a user with Contributor or above permissions to send a modified ‘save_builder’ request with this parameter set to ‘script’ and combined with a ‘title’ parameter containing JavaScript, which will then be executed when the saved page is viewed or previewed.","status":"published","published":"2021-04-05T19:15:16.953Z","modified":"2026-06-17T03:39:35.573Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/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":"2026-11-02T14:06:51.197859Z"}]}}