{"cve":{"cve_id":"CVE-2021-24202","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00746,"epss_percentile":0.50008,"epss_as_of":"2026-06-23","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.","published_at":"2021-04-05T18:27:46Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-79"],"nvd_references":["https://www.wordfence.com/blog/2021/03/cross-site-scripting-vulnerabilities-in-elementor-impact-over-7-million-sites/","https://wpscan.com/vulnerability/b72bd13d-c8e2-4347-b009-542fc0fe21bb"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:15:09.250437Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"unknown","vendor_name":"Unknown","product_slug":"elementor-website-builder","product_name":"Elementor Website Builder","version_start":"3.1.4","version_start_inclusive":true,"version_end":"3.1.4","version_end_inclusive":false,"cpe23_uri":"cve5:unknown:elementor-website-builder:3.1.4:3.1.4"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.wordfence.com/blog/2021/03/cross-site-scripting-vulnerabilities-in-elementor-impact-over-7-million-sites/","source_type":"MISC","tags":[]},{"url":"https://wpscan.com/vulnerability/b72bd13d-c8e2-4347-b009-542fc0fe21bb","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2021-04-05T18:27:46Z","label":"CVE published","source":null}]}