Cloudera Data Breach History
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This page shows all data breaches of Cloudera. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All Cloudera Breaches
Cloudera Data Breach Summary
This page tracks the Cloudera data breach history and cybersecurity incidents affecting Cloudera (United States). BreachHistory currently indexes 1 publicly disclosed or catalogued incident spanning 2020, 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 Cloudera 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 Cloudera Data Breaches
Indexed Cloudera 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.
- 2020 2020 Cloudera / Hortonworks-heritage — public cloud buckets exposed credentials and internal build artifacts — about Unknown records exposed · Catalogued incident
What Information Was Exposed?
Depending on the incident, exposed data may include passwords and login credentials, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
Cloudera Data Breach 2026
At the time of this update, no Cloudera data breach has been catalogued for 2026. 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 Cloudera 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 Cloudera 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.