Disclosure tracker › Disclosures in 2026
Intelligence · Disclosure tracker
Disclosures in 2026
Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.
5,301
Disclosures in the tracker, all years
2,015
Of those, indexed in 2026
62
Added in October
18
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 19 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
3,985 results · Disclosures in 2026. Clear filters
High11 Aug 2026
Clover Health
Healthcare · Records not stated
Health insurer data breach with unknown data type and record count exposed
11 Aug 2026
Critical11 Aug 2026
100K officer and staff records leaked
Government · Records not stated
100K officer and staff records leaked
11 Aug 2026
Critical11 Aug 2026
Cybernews Credential Database
Sector not stated · Records not stated
24B stolen credentials exposed publicly
11 Aug 2026
Critical11 Aug 2026
100K+ police officer records leaked online
Government · Records not stated
100K+ police officer records leaked online
11 Aug 2026
High11 Aug 2026
Sandhills Medical
Healthcare · Records not stated
Data breach exposed personal information of 78,000+ South Carolina residents
11 Aug 2026
Medium11 Aug 2026
Liechtenstein Economic Registry
Government · Records not stated
31K beneficial ownership records exposed
11 Aug 2026
High11 Aug 2026
Brainhunter Companies
Sector not stated · Records not stated
160GB financial and personal records stolen
11 Aug 2026
Critical11 Aug 2026
Morguard Corporation
Finance · Records not stated
Canadian real estate data exfiltration ongoing
11 Aug 2026
Critical11 Aug 2026
100K officer and staff records leaked
Government · Records not stated
100K officer and staff records leaked
11 Aug 2026
Critical11 Aug 2026
100K+ officer and staff contact records leaked
Government · Records not stated
100K+ officer and staff contact records leaked
11 Aug 2026
Critical11 Aug 2026
Japan Ground Self-Defense Force
Government · Records not stated
Used China-made malware infected USB drives on classified networks, breach unnoticed for nearly a year
11 Aug 2026
Critical11 Aug 2026
US Federal Government
Government · Records not stated
Thousands of civil servants and White House passwords exposed since early 2024
11 Aug 2026
Critical11 Aug 2026
11 Aug 2026
High11 Aug 2026
Banyumas Regional Government
Government · Records not stated
2M+ government records leaked online
11 Aug 2026
Critical11 Aug 2026
100K+ officers and staff records leaked
Government · Records not stated
100K+ officers and staff records leaked
11 Aug 2026
High11 Aug 2026
11 Aug 2026
High11 Aug 2026
CareCloud Health Tech
Healthcare · 345,000 records
SSNs and payment data from 345K patients stolen
11 Aug 2026
Critical11 Aug 2026
100K+ police officer records exfiltrated
Government · Records not stated
100K+ police officer records exfiltrated
11 Aug 2026
Critical11 Aug 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
The ransomware-as-a-service operation is finding success against critical infrastructure targets with leaked Conti code and old flaws in firewalls and VPN appliances.
11 Aug 2026
High11 Aug 2026
Telecom Giant (French subsidiaries)
Sector not stated · Records not stated
Subsidiaries breached due to cybersecurity vulnerabilities; fined €42 million by French data regulator
11 Aug 2026
Medium11 Aug 2026
Canopy Support Services Canada
Sector not stated · Records not stated
Canadian nonprofit donor and client data leaked
11 Aug 2026
Critical11 Aug 2026
11 Aug 2026
Critical11 Aug 2026
Madison Square Garden Entertainment
Sector not stated · 26,000,000 records
26M customer records in 45GB dump
11 Aug 2026
Critical11 Aug 2026
Snowflake / Connor Moucka
Technology · 165,000,000 records
Billions of records stolen across 165 orgs
11 Aug 2026
Were you affected?