Acosol Suffers Cyberattack, Warns Customers of Possible Data Exposure

Summary
Acosol says a cyberattack disrupted information availability and may have exposed customer data, including contact, ID and contract details. The Spanish water utility activated security protocols and warned customers to watch for suspicious communications.
Key points
- Acosol, a public water utility in Spain, suffered a cyberattack.
- The attack disrupted the availability of information on Acosol’s systems.
- Customer data may have been exposed, including contact details, national ID numbers and contract information.
- Payment method information may also have been affected.
- Acosol activated security protocols and warned customers to be alert for suspicious communications.
Article Details
- Victim Organization
- Acosol Public Water Utility
- Victim Domain
- acosol.es
- Incident Type
- Cyberattack disrupting information availability, with possible exposure of customers' personal data
- Disclosure Date
- 2026-07-03
- Data Types Exposed
- Contact details (possibly exposed)
- National ID numbers (possibly exposed)
- Contract information (possibly exposed)
- Payment method information (possibly affected)
- Operational Impact
- Information availability on Acosol's systems was disrupted. Acosol activated security protocols and warned customers to watch for suspicious communications.
- Ransom Or Extortion
- None reported
- Claim Status
- confirmed
