Leavenworth, Kansas cyberattack disrupts city services

Leavenworth, Kansas faced a cyberattack that disrupted city services, with the outage first reported on 19 November 2025 and continuing to affect invoice, permitting and hiring systems, though emergency services remained unaffected. Officials brought in outside information technology experts to investigate, and on 25 November 2025 the city confirmed the disruption stemmed from a cyber-attack. The incident affected the city government’s internal network rather than the broader internet or utility infrastructure.

Local reporting described it as a cyberattack on the municipal computer network. No ransomware group or exfiltration-ransom group has claimed responsibility for the attack as of publication, according to Dysruption Hub.