{"cve":{"cve_id":"CVE-2021-24166","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":0.00458,"epss_percentile":0.36251,"epss_as_of":"2026-06-23","description":"The wp_ajax_nf_oauth_disconnect from the Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress WordPress plugin before 3.4.34 had no nonce protection making it possible for attackers to craft a request to disconnect a site's OAuth connection.","published_at":"2021-04-05T18:27:43Z","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-352"],"nvd_references":["https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/","https://wpscan.com/vulnerability/b531fb65-a8ff-4150-a9a1-2a62a3c00bd6"],"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":"ninja-forms-contact-form-the-drag-and-drop-form-builder-for-wordpress","product_name":"Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress","version_start":"3.4.34","version_start_inclusive":true,"version_end":"3.4.34","version_end_inclusive":false,"cpe23_uri":"cve5:unknown:ninja-forms-contact-form-the-drag-and-drop-form-builder-for-wordpress:3.4.34:3.4.34"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/","source_type":"MISC","tags":["patch"]},{"url":"https://wpscan.com/vulnerability/b531fb65-a8ff-4150-a9a1-2a62a3c00bd6","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2021-04-05T18:27:43Z","label":"CVE published","source":null}]}