Hyatt — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
3
occurrences
First Seen
June 26, 2026
Last Seen
June 27, 2026

Hyatt is a organization tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed June 26, 2026; most recent activity June 27, 2026.

Related Threat Clusters

  • AI-Driven Email Fraud Threatens Banks in Australia and India

    Proofpoint's analysis reveals that a significant number of banks in Australia and major companies in India are not enforcing the strongest DMARC email authentication protocols, leaving them vulnerable to AI-enhanced…

    9 articles · Updated July 1, 2026

Recent Intelligence Reports

  • Otelier Data Breach Exposes Info Hotel Reservations Of Millions — www.bleepingcomputer.com · June 27, 2026
  • Hotel Phishing Clears All Email Security Filters: Microsoft Names New Attack Class — Travelerstoday · June 27, 2026
  • Hotel Phishing Attack Uses Calendly to Bypass Email Authentication Filters — Techtimes · June 26, 2026

Related Entities

Data Breach Phishing Calendly Campaign GitHub/Jira Campaigns Platform-as-a-Proxy Atlassian AWS Best Western Booking.com BWH Hotels Google Hilton

CVSS v3.1 Breakdown