Weekly briefing No. 41 published 4 Oct 2026
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.

5,346
Disclosures in the tracker, all years
2,059
Of those, indexed in 2026
120
Added in October
12
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 27 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

Worldwide · How they got in

Incidents worldwide, by country.

74 incidents from 11 countries in the last 90 days, each from a public source and reviewed before it is shown. Where the source says how the attackers got in, the row says so.

  1. United States23 Oct 2026Ford Audio-Video Systems, LLCThe source does not say how they got in.Vermont Attorney General
  2. United States23 Oct 2026Industrial and healthcare organizationsHow they got in: a known flaw in software the victim ran.The Hacker News
  3. United States23 Oct 2026EyeMed Vision Care, LLCThe source does not say how they got in.Vermont Attorney General
  4. United States23 Oct 2026Alabama Fire CollegeThe source does not say how they got in.Vermont Attorney General
  5. United States23 Oct 2026UltraMobile ImagingThe source does not say how they got in.HIPAA Journal
  6. United States23 Oct 2026Washington GastroenterologyThe source does not say how they got in.HIPAA Journal
  7. United States23 Oct 2026Tarter Krinsky & DroginThe source does not say how they got in.HIPAA Journal
  8. United States23 Oct 2026Quest DiagnosticsThe source does not say how they got in.SecurityWeek
  9. United States22 Oct 2026Dill Dill Carr Stonbraker & Hutchings, P.C.The source does not say how they got in.California Attorney General
  10. United States22 Oct 2026BASS Medical GroupThe source does not say how they got in.California Attorney General
  11. United States22 Oct 2026Summit School DistrictThe source does not say how they got in.Vermont Attorney General
  12. United States22 Oct 2026Nordace Limited d/b/a NordaceThe source does not say how they got in.Vermont Attorney General
Critical1 Mar 2026
Charter Spectrum
Technology · 42,000,000 records
4.9M confirmed accounts breached; 42M records claimed stolen
1 Mar 2026
High1 Mar 2026
Intesa Sanpaolo SpA
Finance · Records not stated
Italian regulator fined $36 million for serious data protection and personal data security shortcomings
1 Mar 2026
Critical1 Mar 2026
UK Biobank
Healthcare · Records not stated
Confidential health records from medical research project exposed online, data offered for sale
1 Mar 2026
High1 Mar 2026
FirstClass
Sector not stated · Records not stated
Australian travel agency hit by alleged data breach with customer records compromised
1 Mar 2026
High1 Mar 2026
Huntsville Hospital Health System
Healthcare · Records not stated
Third-party data breach exposed patient information
1 Mar 2026
High1 Mar 2026
CommonSpirit Health
Healthcare · 19,027 records
Data breach exposing personal and medical information of 19,027 patient records via healthcare consulting company
1 Mar 2026
High1 Mar 2026
Companies House
Government · Records not stated
UK firm records exposed during five-month security issue affecting all registered companies
1 Mar 2026
Critical1 Mar 2026
LexisNexis
Legal · 400,000 records
Cloud systems breach exposed records of 400K users including federal judges and .gov accounts
1 Mar 2026
High1 Mar 2026
Ransomware attack
Education · Records not stated
Ransomware attack exposed data from Multiethnic Cohort Study including driver's license numbers and voter IDs
1 Mar 2026
High1 Mar 2026
Companies House (UK)
Government · Records not stated
Data exposed during five-month security issue affecting UK firm records
1 Mar 2026
Critical1 Mar 2026
UK BioBank
Healthcare · Records not stated
Confidential health records from flagship medical research project exposed online, leaked dozens of times
1 Mar 2026
Critical26 Feb 2026
Odido
Finance · 6,077,025 records
6,077,025 records exposed, Bank account numbers, Customer service records, Dates of birth, Driver's licenses and 7 more
26 Feb 2026
Critical25 Feb 2026
Canadian Tire
Finance · 38,306,562 records
38,306,562 records exposed, Dates of birth, Email addresses, Genders, Names and 4 more
25 Feb 2026
Critical22 Feb 2026
CarGurus
Retail · 12,461,887 records
12,461,887 records exposed, Email addresses, IP addresses, Names, Phone numbers and 1 more
22 Feb 2026
Medium20 Feb 2026
CarMax
Retail · 431,371 records
431,371 records exposed, Email addresses, Names, Phone numbers, Physical addresses
20 Feb 2026
High18 Feb 2026
Figure
Finance · 967,178 records
967,178 records exposed, Dates of birth, Email addresses, Names, Phone numbers and 1 more
18 Feb 2026
High17 Feb 2026
Canada Goose
Finance · 581,877 records
581,877 records exposed, Device information, Email addresses, IP addresses, Names and 4 more
17 Feb 2026
High16 Feb 2026
University of Pennsylvania
Education · 623,750 records
623,750 records exposed, Charitable donations, Dates of birth, Email addresses, Genders and 7 more
16 Feb 2026
Medium16 Feb 2026
APOIA.se
Technology · 450,764 records
450,764 records exposed, Email addresses, Names, Physical addresses
16 Feb 2026
Medium10 Feb 2026
Organisation not named
Healthcare · 5,600 records
The disclosure as indexed does not name the organisation.
5,600 records exposed, Dates of birth, Email addresses, Names, Places of birth and 1 more
10 Feb 2026
Medium10 Feb 2026
Organisation not named
Healthcare · 5,600 records
The disclosure as indexed does not name the organisation.
5,600 records exposed, Dates of birth, Email addresses, Names, Places of birth and 1 more
10 Feb 2026
Medium10 Feb 2026
Organisation not named
Healthcare · 5,600 records
The disclosure as indexed does not name the organisation.
5,600 records exposed, Dates of birth, Email addresses, Names, Places of birth and 1 more
10 Feb 2026
Medium10 Feb 2026
Organisation not named
Healthcare · 5,600 records
The disclosure as indexed does not name the organisation.
5,600 records exposed, Dates of birth, Email addresses, Names, Places of birth and 1 more
10 Feb 2026
Medium10 Feb 2026
Organisation not named
Healthcare · 5,600 records
The disclosure as indexed does not name the organisation.
5,600 records exposed, Dates of birth, Email addresses, Names, Places of birth and 1 more
10 Feb 2026
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