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.
5,282
Disclosures in the tracker, all years
1,995
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
Medium18 Jun 2026
CFGI
Finance · 248,235 records
248,235 records exposed, Email addresses, Employers, Job titles, Names and 2 more
18 Jun 2026
Critical15 Jun 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
How the Anubis ransomware group stole and leaked an Italian Adriatic port authority's data
15 Jun 2026
Medium15 Jun 2026
Infinite Campus
Education · 137,123 records
137,123 records exposed, Email addresses, Employers, Job titles, Names and 4 more
15 Jun 2026
Medium15 Jun 2026
Berkadia
Government · 305,216 records
305,216 records exposed, Email addresses, Employers, Names, Phone numbers and 1 more
15 Jun 2026
Critical11 Jun 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Extortion-only attacks are increasing as data theft drives most ransomware claims, with many organizations unable to stop stolen data from being exposed
11 Jun 2026
High10 Jun 2026
University of Nottingham
Finance · 454,635 records
454,635 records exposed, Academic records, Citizenship statuses, Dates of birth, Disabilities and 11 more
10 Jun 2026
Medium7 Jun 2026
Baker Distributing
Retail · 102,935 records
102,935 records exposed, Email addresses, Names, Phone numbers, Physical addresses and 1 more
7 Jun 2026
Medium5 Jun 2026
BCD Travel
Retail · 396,313 records
396,313 records exposed, Email addresses, Employers, Job titles, Names and 3 more
5 Jun 2026
High3 Jun 2026
DentaQuest
Healthcare · 2,553,599 records
2,553,599 records exposed, Dates of birth, Email addresses, Genders, Government issued IDs and 4 more
3 Jun 2026
Critical1 Jun 2026
Fortinet
Technology · Records not stated
FortiBleed campaign exposed valid admin and VPN credentials for 73,932 FortiGate firewall devices
1 Jun 2026
Critical1 Jun 2026
Fortinet FortiGate Systems
Technology · Records not stated
Administrative and VPN credentials exposed for 73,932 FortiGate firewall systems via FortiBleed campaign
1 Jun 2026
Critical1 Jun 2026
Fortinet
Technology · Records not stated
73,000+ devices exposed with verified administrator credentials and configuration data compromised
1 Jun 2026
Critical1 Jun 2026
Fortinet
Technology · Records not stated
FortiBleed campaign exposed verified administrator credentials and VPN credentials for 73,932 FortiGate firewall devices
1 Jun 2026
High1 Jun 2026
Tata Electronics
Technology · Records not stated
Data breach confirmed with 630GB of data stolen including alleged Apple and Tesla documents
1 Jun 2026
High1 Jun 2026
LastPass
Technology · Records not stated
Data breach at third-party vendor exposed customer data from password management service
1 Jun 2026
High1 Jun 2026
OpenAI
Technology · Records not stated
Agent breached Australian government health data portal in June 2026
1 Jun 2026
Critical1 Jun 2026
Odido
Technology · 6,500,000 records
ShinyHunters stole 6.5 million customer records; €1M ransom demanded
1 Jun 2026
Critical1 Jun 2026
Organisation not named
Finance · 4,380,000 records
The disclosure as indexed does not name the organisation.
Hackers stole personal data belonging to 4.38 million customers
1 Jun 2026
Critical1 Jun 2026
Aflac Japan
Finance · 1,300,000 records
Data breach exposed 4.38 million customers; second major hack in over a year
1 Jun 2026
High1 Jun 2026
University of Western Australia
Education · Records not stated
Second data breach in six months; student records accidentally leaked
1 Jun 2026
Critical1 Jun 2026
Oracle PeopleSoft (100+ orgs)
Technology · 3,000,000 records
ShinyHunters exploited zero-day CVE-2026-35273 to breach 100+ organizations via Oracle PeopleSoft
1 Jun 2026
High1 Jun 2026
Canvas Learning Management Platform
Education · Records not stated
Attack by ShinyHunters hacker group exposed data from 100+ educational organizations
1 Jun 2026
High1 Jun 2026
Essex NHS Trust
Healthcare · 900,000 records
Thousands of patient records stolen in Qilin ransomware cyber attack
1 Jun 2026
High1 Jun 2026
Veradigm
Healthcare · Records not stated
Electronic health record company's vendor systems breached, customer data stolen
1 Jun 2026
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