Collins Aerospace Hit by Everest Ransomware, Causing European Airport Disruptions
In September 2025, Collins Aerospace, a division of RTX Corporation, was targeted in a sophisticated cyberattack attributed to the Everest ransomware group.
Key points
- Collins Aerospace targeted by Everest ransomware group.
- Cyber-related disruption reported on September 19, 2025.
- Affected MUSE (Multi-User System Environment) software used by airports.
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Signal brief
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Organization
- Published
- Sep 19, 2025
- Updated
- Jun 25, 2026
- Confidence
- Medium
- Evidence
- 4 sources
Structured assessment
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Threat source
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Business impact
- Impact area
- Availability
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Questions about this signal
What happened in this signal?
In September 2025, Collins Aerospace, a division of RTX Corporation, was targeted in a sophisticated cyberattack attributed to the Everest ransomware group. The incident led to severe disruptions at multiple major European airports (Heathrow, Brussels, Berlin, Dublin, Cork), affecting check-in and baggage systems. Collins Aerospace reported a "cyber-related disruption" to aviation authorities on September 19, 2025. Everest ransomware group claimed responsibility, exfiltrating data and deploying ransomware.
When was this signal reported?
Shadow Tier lists Sep 19, 2025 as the signal date.
Which organization is connected to this signal?
Collinsaerospace is the organization connected to this public signal.
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