Hilton Hotels Data Breach History

This page tracks the Hilton Hotels data breach history and cybersecurity incidents affecting Hilton Hotels (United States). BreachHistory currently indexes 5 publicly disclosed or catalogued incidents spanning 2014 through 2024, with approximately 1.5 million 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 Hilton Hotels 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 Hilton Hotels Data Breaches

The largest indexed incidents include the 2024 Otelier platform breach — 430k+ guest records, the 2015 — Hilton Hotels: Hacking, 363,000 records, and the 2014 — Hilton Hotels: Hacking, 363000 records, along with additional historical incidents involving exposed passwords, public databases, and large-scale data scraping. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by Hilton Hotels or a regulator. Below is the list of large data breaches:

• 2024 2024 Otelier platform breach — 430k+ guest records — about 430.0K records exposed · Catalogued incident
• 2015 2015 — Hilton Hotels: Hacking, 363,000 records — about 363.0K records exposed · Catalogued incident
• 2014 2014 — Hilton Hotels: Hacking, 363000 records — about 363.0K records exposed · Catalogued incident
• 2014 2014 Credit card breach — 363K — about 363.0K records exposed · Catalogued incident

What Information Was Exposed?

Depending on the incident, exposed data may include email addresses, names, physical addresses, payment card and financial account data, health and medical (PHI) records, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Hilton Hotels Data Breach 2026

At the time of this update, no Hilton Hotels 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 Hilton Hotels 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 Hilton Hotels 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.