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.

5,364
Disclosures in the tracker, all years
2,078
Of those, indexed in 2026
137
Added in October
16
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 29 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.

76 incidents from 12 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 States28 Oct 2026Legacy CooperativeThe source does not say how they got in.Vermont Attorney General
  2. United States28 Oct 2026Metro Tulsa Foot & Ankle SpecialistThe source does not say how they got in.Vermont Attorney General
  3. United States28 Oct 2026Quantum Health, Inc.The source does not say how they got in.Vermont Attorney General
  4. United States27 Oct 2026Directed Trust CompanyThe source does not say how they got in.Vermont Attorney General
  5. United States27 Oct 2026NorthShore Health CentersThe source does not say how they got in.HIPAA Journal
  6. United States27 Oct 2026University of New Mexico Health SystemThe source does not say how they got in.The Record
  7. United States26 Oct 2026Chisholm, Persson & Ball, P.C.The source does not say how they got in.Vermont Attorney General
  8. United States26 Oct 2026Alpha Omega Alpha Honor Medical SocietyThe source does not say how they got in.Vermont Attorney General
  9. United States26 Oct 2026USForex Inc.The source does not say how they got in.California Attorney General
  10. United States26 Oct 2026Monmouth UniversityThe source does not say how they got in.Vermont Attorney General
  11. United States26 Oct 2026Denver Health Medical PlanThe source does not say how they got in.HIPAA Journal
  12. United States24 Oct 2026Brooklyn Counseling ServicesThe source does not say how they got in.Vermont Attorney General
Critical13 Oct 2021
Argentina RENAPER (National Registry)
Government · Records not stated
45M citizen ID records stolen, photos, Tramite numbers, ID data of entire population
13 Oct 2021
High13 Oct 2021
Thingiverse
Technology · 228,000 records
228K user records exposed in MakerBot platform breach
13 Oct 2021
High11 Oct 2021
Playbook
Finance · 50,538 records
50,538 records exposed, Email addresses, Job titles, Names, Passwords and 2 more
11 Oct 2021
High10 Oct 2021
Olympus Corp (Japan)
Healthcare · Records not stated
BlackMatter ransomware hit medical device maker, Americas and EMEA operations
10 Oct 2021
High10 Oct 2021
Olympus Americas
Sector not stated · Records not stated
BlackMatter ransomware encrypted network
10 Oct 2021
High9 Oct 2021
Ferrara Candy Company
Sector not stated · Records not stated
Ransomware disrupted candy production before Halloween
9 Oct 2021
High7 Oct 2021
Fantasy Football Hub
Retail · 66,479 records
66,479 records exposed, Email addresses, IP addresses, Names, Passwords and 2 more
7 Oct 2021
Medium6 Oct 2021
Republican Party of Texas
Government · 72,596 records
72,596 records exposed, Browser user agent details, Email addresses, Geographic locations, IP addresses and 1 more
6 Oct 2021
Critical6 Oct 2021
Twitch (Amazon/Global)
Technology · Records not stated
125GB of source code and creator payout data leaked from game streaming platform
6 Oct 2021
Critical6 Oct 2021
Twitch (leak details)
Technology · Records not stated
Creator payouts from 2019-2021 made public in 125GB leak
6 Oct 2021
Critical6 Oct 2021
Twitch (2021)
Technology · Records not stated
128GB of internal data including source code and creator payouts leaked
6 Oct 2021
Critical6 Oct 2021
Twitch
Technology · Records not stated
Full source code and 125GB internal data leaked
6 Oct 2021
Medium5 Oct 2021
True Health New Mexico
Healthcare · Records not stated
62K member records exposed in unauthorized access
5 Oct 2021
Critical2 Oct 2021
LinkedIn Scraped Data (2021)
Education · 125,698,496 records
125,698,496 records exposed, Education levels, Email addresses, Genders, Geographic locations and 3 more
2 Oct 2021
Medium1 Oct 2021
Coinbase
Finance · 6,000 records
6K customer accounts drained via MFA bypass
1 Oct 2021
High1 Oct 2021
Taylor Regional Hospital
Healthcare · 190,000 records
190K patient records exposed in ransomware
1 Oct 2021
High1 Oct 2021
Johnson Memorial Hospital
Healthcare · 350,000 records
350K patient records exposed in ransomware
1 Oct 2021
Critical30 Sep 2021
Neiman Marcus (2021)
Retail · 4,600,000 records
4.6M customer records including payment cards exposed
30 Sep 2021
High26 Sep 2021
Ajarn
Education · 266,399 records
266,399 records exposed, Dates of birth, Education levels, Email addresses, Genders and 8 more
26 Sep 2021
High20 Sep 2021
NEW Cooperative
Sector not stated · Records not stated
BlackMatter ransomware targeted Iowa grain cooperative
20 Sep 2021
Critical19 Sep 2021
Epik
Retail · 15,003,961 records
15,003,961 records exposed, Email addresses, Names, Phone numbers, Physical addresses and 1 more
19 Sep 2021
High19 Sep 2021
Town of Colonie NY
Government · Records not stated
Ransomware encrypted town government systems
19 Sep 2021
High15 Sep 2021
Danish Social Security (CPR)
Government · Records not stated
COVID test data of 1.2M Danes exposed through misconfigured system
15 Sep 2021
Medium14 Sep 2021
Altus Health System
Healthcare · 72,000 records
72K patient records exposed
14 Sep 2021
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