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Cathay Pacific confirms 53,000 bookings affected in Amadeus system breach

Cathay Pacific Airways has disclosed that passenger booking data from approximately 53,000 reservations was compromised following a cyberattack on the Amadeus reservation system. The Hong Kong carrier is working to notify affected customers and implement enhanced security measures.

LSN Thailand · 2 November 2026

Cathay Pacific Airways confirmed on Thursday that customer booking information from roughly 53,000 reservations was exposed in a sophisticated cyberattack targeting the Amadeus global distribution system used by airlines worldwide.

The airline said it discovered the security breach affecting its reservation platform and has since initiated a comprehensive investigation into the incident. Cathay Pacific stated that the compromised data includes passenger booking details, though the carrier has not disclosed the full scope of personal information accessed by the attackers.

The Hong Kong-based carrier has begun notifying affected passengers about the breach and recommending precautionary measures to protect their personal information. Cathay Pacific assured customers that it is cooperating with cybersecurity experts and relevant authorities to contain the incident and prevent further unauthorized access.

The attack represents a significant security incident for the aviation industry, as the Amadeus system processes reservations for thousands of airlines globally. Industry observers note the breach underscores growing cybersecurity vulnerabilities affecting critical travel infrastructure across Asia and beyond.

Cathay Pacific has not provided a specific timeline for full system restoration but indicated that enhanced security protocols are being implemented across its reservation network to mitigate future risks.