OneTrust Data Breach History
WebsiteOneTrust’s mission is to enable the responsible use of data and AI. Our platform simplifies the collection of data with consent and preferences, automates the governance of data with integrated risk management across privacy, security, IT/tech, third-party, and AI risk, and activates the responsible use of data by applying and enforcing data policies across the entire data estate and lifecycle. OneTrust supports seamless collaboration between data teams and risk teams to drive rapid and trusted
This page shows all data breaches of OneTrust. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All OneTrust Breaches
OneTrust Data Breach Summary
This page tracks the OneTrust data breach history and cybersecurity incidents affecting OneTrust (United States). BreachHistory currently indexes 1 publicly disclosed or catalogued incident spanning 2026, with approximately an unknown number of records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.
The OneTrust breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.
Largest OneTrust Data Breaches
Indexed OneTrust incidents are listed below. Where a public count is unavailable, the catalog shows unknown records exposed. Open each page for attack method, data types, and sources.
- 2026 2026 OneTrust — Klue OAuth supply-chain breach; Salesforce business contact data exfiltrated — about Unknown records exposed · Catalogued incident
What Information Was Exposed?
Depending on the incident, exposed data may include email addresses, phone numbers, names, physical addresses, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
OneTrust Data Breach 2026
At the time of this update, BreachHistory catalogues 1 2026 incident related to OneTrust. Most recent entry: 2026 OneTrust — Klue OAuth supply-chain breach; Salesforce business contact data exfiltrated. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.
What To Do If You Were Affected
If you believe your account may have been involved in a OneTrust data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.
This OneTrust breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.