Intelligence · Disclosure tracker
Every public disclosure, dated and sourced.
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.
5,405
Disclosures in the tracker, all years
2,119
Of those, indexed in 2026
42
Added in November
43
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 6 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Critical1 Jan 2026
Water Utilities (12 states)
Government · Records not stated
Operational technology systems compromised in coordinated attacks across multiple states
1 Jan 2026
High1 Jan 2026
North Carolina Ports
Government · Records not stated
Cyberattack forced shift to manual operations, systems being restored
1 Jan 2026
High1 Jan 2026
Levi Strauss & Co.
Retail · Records not stated
Corporate data stolen through social engineering attack on employees
1 Jan 2026
High1 Jan 2026
Swiss Federal IT Office
Government · Records not stated
Microsoft SharePoint breach compromised 200 government accounts
1 Jan 2026
Critical1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Inadvertent exposure of personal information of over 700,000 state residents
1 Jan 2026
High1 Jan 2026
Yearslong breach of residents' private health-related information
Government · Records not stated
Yearslong breach of residents' private health-related information
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
200 accounts compromised via anomalies detected in on-premises Microsoft servers, possibly SharePoint vulnerabilities
1 Jan 2026
High1 Jan 2026
Data breach; enforcement action by Montana regulators
Healthcare · Records not stated
Data breach; enforcement action by Montana regulators
1 Jan 2026
High1 Jan 2026
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Yearslong data breach of residents' private health-related information disclosed
1 Jan 2026
Critical1 Jan 2026
Exposed personal information of 700,000 state residents
Government · Records not stated
Exposed personal information of 700,000 state residents
1 Jan 2026
Critical1 Jan 2026
PEAR ransomware attack
Healthcare · 1,260,000 records
PEAR ransomware attack exposed 1.26 million patients' records
1 Jan 2026
High1 Jan 2026
Aesto Health
Healthcare · Records not stated
Data breach impacted patient information; lawsuit possible
1 Jan 2026
Critical1 Jan 2026
Conduent
Healthcare · 62,200,000 records
Data breach exposed 62.2 million records; third-largest US healthcare hack ever
1 Jan 2026
High1 Jan 2026
Abbott/Exact Sciences
Healthcare · Records not stated
Data breach of at-home diagnostic test users; sensitive personal information exposed
1 Jan 2026
High1 Jan 2026
Suno
Technology · Records not stated
Data breach exposed customer records; AI music training data compromised
1 Jan 2026
Critical1 Jan 2026
Inadvertently
Government · Records not stated
Inadvertently exposed personal information of 700,000 state residents
1 Jan 2026
High1 Jan 2026
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack resulted in stolen data; hackers confirmed deletion
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
200 accounts compromised due to Microsoft SharePoint vulnerabilities in on-premises servers
1 Jan 2026
Critical1 Jan 2026
Żabka Polska
Retail · Records not stated
Data breach exposing 541,000 Jira issues and customer information
1 Jan 2026
High1 Jan 2026
Water utilities (12 states)
Government · Records not stated
Cyberattacks on operational technology systems across South Dakota, Georgia and 10 other states
1 Jan 2026
High1 Jan 2026
Data breach
Government · Records not stated
Data breach leaked thousands of people's personal information
1 Jan 2026
High1 Jan 2026
Years-long data breach of residents' private health-related information
Healthcare · Records not stated
Years-long data breach of residents' private health-related information
1 Jan 2026
High1 Jan 2026
South Florida Injury Centers
Healthcare · 1,525 records
Ransomware attack exposed 1,525 individuals' SSNs and medical records (PHI/PII)
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Yearslong data breach of residents' private health-related information reported in January 2026
1 Jan 2026
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