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.

5,319
Disclosures in the tracker, all years
2,034
Of those, indexed in 2026
89
Added in October
23
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 22 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.

72 incidents from 9 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. China20 Oct 2026Deere, SharkNinja and CumminsHow they got in: a known flaw in software the victim ran.The Hacker News
  2. China20 Oct 2026John DeereHow they got in: automated AI tools that work through many organizations at once.SecurityWeek
  3. China14 Oct 2026Hospitals and healthcare organizationsHow they got in: email made to look like it came from a trusted sender.SecurityWeek
Critical9 Jul 2026
KDDI Japan ISPs
Technology · 14,200,000 records
14.2M email credentials exposed at six ISPs
9 Jul 2026
High9 Jul 2026
NAIC Insurance Commissioners
Finance · 12,000 records
Regulatory filings and credentials stolen by ShinyHunters
9 Jul 2026
Critical9 Jul 2026
Intel-sharing network HSIN
Government · Records not stated
Intel-sharing network HSIN breached for weeks
9 Jul 2026
High9 Jul 2026
Aflac Japan
Finance · 1,300,000 records
Policy details and bank accounts stolen
9 Jul 2026
Critical9 Jul 2026
Nissan Americas
Sector not stated · 53,000 records
Employee SSNs stolen via Oracle PeopleSoft zero-day
9 Jul 2026
Medium9 Jul 2026
Oxford CareerConnect
Education · Records not stated
Student PII exposed via career platform breach
9 Jul 2026
Critical9 Jul 2026
NYC Health and Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics and SSNs
9 Jul 2026
Critical9 Jul 2026
Medtronic
Healthcare · 3,800,000 records
3.8M patient SSNs and health records stolen
9 Jul 2026
Critical9 Jul 2026
Charter Communications
Technology · 40,000,000 records
40M records stolen via vishing attack
9 Jul 2026
Critical9 Jul 2026
KDDI Japan Telco
Technology · 14,200,000 records
14.2M email addresses and passwords leaked
9 Jul 2026
High9 Jul 2026
Lake Region Healthcare
Healthcare · Records not stated
SSNs, biometrics and medical records confirmed stolen
9 Jul 2026
Critical9 Jul 2026
ADT
Sector not stated · 30,000 records
5.5M customer records leaked after April intrusion
9 Jul 2026
Critical9 Jul 2026
AdaptHealth Corp
Healthcare · Records not stated
Patient PHI and billing credentials stolen via contractor
9 Jul 2026
Critical9 Jul 2026
Intel-sharing platform
Government · Records not stated
Intel-sharing platform breached during live World Cup ops
9 Jul 2026
High9 Jul 2026
Kubota North America
Sector not stated · 14,500 records
SSNs and bank data stolen in month-long intrusion
9 Jul 2026
Critical9 Jul 2026
DHS HSIN Platform
Government · Records not stated
Federal intel-sharing network contents accessed
9 Jul 2026
High9 Jul 2026
Kubota North America
Sector not stated · 14,500 records
Employee SSNs, banking, benefits data stolen
9 Jul 2026
Medium9 Jul 2026
Oxford University CareerConnect
Education · Records not stated
Student PII exposed via career platform breach
9 Jul 2026
High9 Jul 2026
Tchap French Gov Messaging
Government · Records not stated
73K government user accounts and 643K messages stolen
9 Jul 2026
High9 Jul 2026
London Hydro
Sector not stated · 170,000 records
170K customer account and billing records accessed
9 Jul 2026
Critical9 Jul 2026
DentaQuest
Healthcare · Records not stated
2.6M Medicaid health records leaked by ShinyHunters
9 Jul 2026
Critical9 Jul 2026
Aflac Life Insurance Japan
Finance · 4,380,000 records
4.38M customer records stolen including bank details
9 Jul 2026
Medium9 Jul 2026
Chisholm Persson Ball
Legal · Records not stated
Akira ransomware hit US law firm
9 Jul 2026
High9 Jul 2026
Eastman Kodak
Sector not stated · 2,200,000 records
2.2M customer records stolen by ShinyHunters
9 Jul 2026
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