Approximately 46,000 Singapore Airlines (SIA) booking records were accessed in a data breach affecting Amadeus, a software provider involved in the airline's reservation processes, according to VnExpress EN. This incident places Singapore Airlines among other carriers, including Cathay Pacific Airways, Japan Airlines, and South Korea's Asiana Airlines, which have also reported customer data compromises linked to the Amadeus breach, as reported by Rappler Manila. The breach at Amadeus, a critical technology partner for many airlines, highlights the interconnectedness of the travel ecosystem and the potential for vulnerabilities in third-party software to impact a wide range of customers. The exact nature of the accessed data and the specific timeframe of the breach were not detailed in the provided sources.