{"filing":{"accession_number":"0001023731-26-000084","cik":"0001023731","ticker":"EGHT","company_name":"8X8 INC /DE/","form":"8-K","filing_date":"2026-06-23","report_date":null,"primary_document":"eght-20260617.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1023731/000102373126000084/eght-20260617.htm"},"events":[{"id":13274,"run_id":11783,"accession_number":"0001023731-26-000084","anchor_item_number":"1.05","event_type":"cybersecurity_incident","event_domain":"legal","is_material":true,"confidence":0.95,"summary":"The filing explicitly discloses a material cybersecurity incident under Item 1.05, describing unauthorized access to 8x8's Salesforce system via a compromised Klue third-party integration between June 11-12, 2026. The threat actor exfiltrated competitively sensitive customer information including contract details, sales notes, and contact information. Although the Company states the incident is \"not expected to have a material impact\" on operations or financial condition, the disclosure of data exfiltration involving customer information and the Company's determination that it is reportable under Item 1.05 clearly establishes this as a material cybersecurity incident requiring classification.","company_name":"8X8 INC /DE/","ticker":"EGHT","filing_date":"2026-06-23","form":"8-K","submitted_at":null,"items":[{"id":10374,"accession_number":"0001023731-26-000084","item_number":"1.05","item_title":"Material Cyber Security Incident.","event_type":"cybersecurity_incident","event_domain":"legal","is_material":true,"confidence":0.95,"reasoning":"The filing explicitly discloses a material cybersecurity incident under Item 1.05, describing unauthorized access to 8x8's Salesforce system via a compromised Klue third-party integration between June 11-12, 2026. The threat actor exfiltrated competitively sensitive customer information including contract details, sales notes, and contact information. Although the Company states the incident is \"not expected to have a material impact\" on operations or financial condition, the disclosure of data exfiltration involving customer information and the Company's determination that it is reportable under Item 1.05 clearly establishes this as a material cybersecurity incident requiring classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-06-23T21:11:36.950851+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":10374,"accession_number":"0001023731-26-000084","item_number":"1.05","item_title":"Material Cyber Security Incident.","event_type":"cybersecurity_incident","event_domain":"legal","is_material":true,"confidence":0.95,"reasoning":"The filing explicitly discloses a material cybersecurity incident under Item 1.05, describing unauthorized access to 8x8's Salesforce system via a compromised Klue third-party integration between June 11-12, 2026. The threat actor exfiltrated competitively sensitive customer information including contract details, sales notes, and contact information. Although the Company states the incident is \"not expected to have a material impact\" on operations or financial condition, the disclosure of data exfiltration involving customer information and the Company's determination that it is reportable under Item 1.05 clearly establishes this as a material cybersecurity incident requiring classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-06-23T21:11:36.950851+00:00","company_name":"8X8 INC /DE/","ticker":"EGHT","filing_date":"2026-06-23"}]}