Live disclosure tracker · updated continuously

Government Data Breaches

Federal agencies, state governments, municipalities, and public-sector contractors have become priority targets for nation-state actors and ransomware groups. Below is every government-sector breach LeakTrace has indexed.

98B+
Records Exposed
12230
Incidents
94+
Countries
+104%
Breach Velocity YoY
Browse by sector
All breaches Healthcare Finance Government Technology Retail Education Legal
Browse by year
2024 2025 2026 2026 Index

Government Data Breaches (12230 indexed)

high · tech · Jul 1, 2026

Microsoft SharePoint Server

Microsoft SharePoint Server Deserialization of Untrusted Data Vulnerability — Microsoft SharePoint Server contains a deserialization of untrusted data vulnerability which allows an authorized attacker to execute code ove