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.

5,359
Disclosures in the tracker, all years
2,075
Of those, indexed in 2026
136
Added in October
15
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.

75 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 States27 Oct 2026NorthShore Health CentersThe source does not say how they got in.HIPAA Journal
  2. United States27 Oct 2026University of New Mexico Health SystemThe source does not say how they got in.The Record
  3. United States26 Oct 2026Chisholm, Persson & Ball, P.C.The source does not say how they got in.Vermont Attorney General
  4. United States26 Oct 2026Alpha Omega Alpha Honor Medical SocietyThe source does not say how they got in.Vermont Attorney General
  5. United States26 Oct 2026USForex Inc.The source does not say how they got in.California Attorney General
  6. United States26 Oct 2026Monmouth UniversityThe source does not say how they got in.Vermont Attorney General
  7. United States26 Oct 2026Denver Health Medical PlanThe source does not say how they got in.HIPAA Journal
  8. United States24 Oct 2026Brooklyn Counseling ServicesThe source does not say how they got in.Vermont Attorney General
  9. United States24 Oct 2026Northeastern Mental Health CenterThe source does not say how they got in.Vermont Attorney General
  10. United States23 Oct 2026Navigate 360, LLCThe source does not say how they got in.California Attorney General
  11. United States23 Oct 2026Apollo Management Holdings, L.P.The source does not say how they got in.California Attorney General
  12. United States23 Oct 2026RL Schreiber, Inc.The source does not say how they got in.Vermont Attorney General
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
High3 Sep 2021
Howard University
Education · Records not stated
Ransomware shut down campus network and classes
3 Sep 2021
Critical27 Aug 2021
IndiaMART
Retail · 20,154,583 records
20,154,583 records exposed, Email addresses, Names, Phone numbers, Physical addresses
27 Aug 2021
High26 Aug 2021
Imavex
Finance · 878,209 records
878,209 records exposed, Email addresses, Genders, Names, Partial credit card data and 5 more
26 Aug 2021
High26 Aug 2021
QRS Healthcare Solutions
Healthcare · 320,000 records
320K patient records exposed in vendor breach
26 Aug 2021
Critical25 Aug 2021
SubaGames
Technology · 6,137,666 records
6,137,666 records exposed, Email addresses, Passwords, Usernames
25 Aug 2021
Critical25 Aug 2021
Eatigo
Retail · 2,789,609 records
2,789,609 records exposed, Email addresses, Genders, Names, Passwords and 2 more
25 Aug 2021
High23 Aug 2021
Bangkok Airways (Thailand)
Sector not stated · Records not stated
LockBit stole passport scans and customer data, airline refused to pay ransom
23 Aug 2021
High19 Aug 2021
Renner (Brazil)
Retail · Records not stated
RansomEXX disrupted 1,200 retail stores, e-commerce offline for days
19 Aug 2021
High19 Aug 2021
Port of Houston
Government · Records not stated
Nation-state attack via ManageEngine vulnerability
19 Aug 2021
Medium19 Aug 2021
River Springs Health Plans
Healthcare · Records not stated
31K member records exposed
19 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
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