Breaches  › Government  › US Postal Service
critical · government · Disclosed Jan 20, 2026

US Postal Service

2.3M package tracking records and sender data exposed via compromised Informed Delivery API

Original Disclosure
https://www.securityweek.com/usps-informed-delivery-breach/
Read original
Severity
critical
Sector
government
Disclosure date
January 20, 2026
Indexed
2 months, 3 weeks ago
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