BUSINESS

Emergency alert platform breach disrupts multiple U.S. municipalities

PUBLISHED Dec 2, 2025, 10:12 PM ET

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East Peoria, Ill. officials this week said a cyberattack on the OnSolve CodeRED emergency-alert platform removed subscriber data and may have published it online. Crisis24/OnSolve confirmed data appears published while investigations continue. Nearby jurisdictions including Jackson, Cuyahoga County and Carbon County reported related service disruptions or compromised subscriber information. Municipalities suspended or decommissioned affected services, advised password changes, and began migrating to alternative systems. Officials emphasized that financial and social security data were not stored on the alert platform. Investigations and vendor remediations are ongoing, and residents are monitoring accounts for misuse. Based on 6 articles reviewed and supporting research.

By Noormahi M. | JQJO News

Timeline of Events

Before 2020: Carbon County and some municipalities used OnSolve/CodeRED for alerts.
March 31 (date cited by local reporting): East Peoria transferred or migrated subscribers during vendor changes.
Recent (reported this week): OnSolve/Crisis24 acknowledged data removal after a cyberattack and said data appears published online.
Dec. 2: Jackson announced suspension of water shutoffs due in part to a compromised alert platform and other system issues.
Following disclosures: municipalities advised password changes, decommissioned the affected platform, and began migrations while investigations continue.

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Who Benefited

Municipalities and residents who migrate to more secure vendors and adopt stronger account protections will benefit from improved alert reliability and reduced future exposure, while cybersecurity firms and platform providers may gain contracts to remediate and harden systems.

Who Impacted

Residents whose contact entries were stored in the compromised OnSolve/CodeRED platform suffered potential exposure of names, addresses, phone numbers, email addresses and passwords and experienced temporary disruption of emergency notifications.