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.
5,278
Disclosures in the tracker, all years
1,992
Of those, indexed in 2026
41
Added in October
9
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 16 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
3,949 results · Disclosures in 2026. Clear filters
High1 Jul 2026
Cyberattack on law firm
Legal · 13,000 records
Cyberattack on law firm exposed hospital records for nearly 13,000 patients in New Jersey
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patients exposed in PEAR ransomware attack on medical billing system
1 Jul 2026
Critical1 Jul 2026
Coca-Cola (fairlife)
Retail · Records not stated
Ransomware attack shut down dairy operations
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
Healthcare billing company; 1.26 million patient records exposed in PEAR ransomware attack
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack on healthcare billing company
1 Jul 2026
High1 Jul 2026
River Bank & Trust
Finance · Records not stated
Data stolen in ransomware attack; hackers confirmed data deletion
1 Jul 2026
High1 Jul 2026
Law firm (unnamed)
Legal · 13,000 records
Cyberattack exposed hospital patient records for 13,000 patients in New Jersey to hackers
1 Jul 2026
Critical1 Jul 2026
Instructure Canvas
Education · Records not stated
Supply chain breach generated 58% of 2026 breach notices
1 Jul 2026
Critical1 Jul 2026
Coldcard
Technology · Records not stated
Data breach at Toronto bitcoin hardware wallet company; over $100M in bitcoin stolen
1 Jul 2026
High1 Jul 2026
Exact Sciences/Abbott Diagnostics
Healthcare · Records not stated
Data breach exposed sensitive patient information from at-home diagnostic tests
1 Jul 2026
High1 Jul 2026
Partnered Health (Australian Healthcare)
Healthcare · Records not stated
Personal information and medical details stolen from 21 clinics in cyber-attack
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack on billing/practice management
1 Jul 2026
High1 Jul 2026
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Employee social security numbers and personal data exposed in healthcare advocacy vendor breach
1 Jul 2026
Critical1 Jul 2026
Tata Electronics
Technology · Records not stated
630GB data breach targeting Apple and Tesla supplier documents
1 Jul 2026
High1 Jul 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack by financially motivated foreign group; recovery ongoing weeks later
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack; healthcare billing company
1 Jul 2026
Critical1 Jul 2026
Coinkite (Coldcard)
Finance · Records not stated
Data breach exposed over $100M worth of bitcoin-related information
1 Jul 2026
High1 Jul 2026
Law firm (unidentified)
Legal · 13,000 records
Hospital records of 13K patients exposed in cyberattack on New Jersey law firm
1 Jul 2026
High1 Jul 2026
AnMed
Healthcare · Records not stated
Cyberattack affected nonprofit health system; 10 facilities remain closed
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patients exposed in PEAR ransomware attack on medical billing company
1 Jul 2026
High1 Jul 2026
LVM
Government · Records not stated
Latvia's state-owned forestry company still restoring systems weeks after ransomware attack by foreign group
1 Jul 2026
High1 Jul 2026
T-Mobile
Technology · Records not stated
Data breach of Washington customers; violated breach notification law
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack
1 Jul 2026
High1 Jul 2026
Aesto Health
Healthcare · Records not stated
Data breach exposed patient health information, lawsuit possible
1 Jul 2026
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