TL;DR

Cloudflare experienced a route leak incident due to a misconfigured routing policy in their Miami data center on January 22, 2026.

What happened

['Automated configuration error led to BGP prefix leakage', 'Incident occurred at Miami data center']

Why it matters for ops

['Improper configuration of automated policies', 'Human oversight issue']

Mitigation

  • Immediate correction of misconfigured policies
  • Enhanced monitoring and alerting for BGP anomalies

Action items

  • Review existing automated configurations
  • Implement stricter access controls on critical systems

Detection IOCs

  • Unusual network traffic patterns
  • Unexpected routes advertised to peers

Source link

https://blog.cloudflare.com/route-leak-incident-january-22-2026/