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.

5,337
Disclosures in the tracker, all years
2,050
Of those, indexed in 2026
104
Added in October
24
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 24 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. Japan22 Oct 2026CapcomThe source does not say how they got in.BleepingComputer
  2. Japan19 Oct 2026Nikkei Inc.How they got in: stolen or reused passwords.BleepingComputer
  3. Japan16 Oct 2026Burger King JapanThe source does not say how they got in.Security Affairs
  4. Japan16 Oct 2026BK JapanThe source does not say how they got in.SecurityWeek
  5. Japan16 Oct 2026Al Jazeera Media NetworkHow they got in: a supplier or vendor that was compromised first.BleepingComputer
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
Critical9 Jul 2026
Nissan Motor
Sector not stated · 53,000 records
Employee SSNs and bank data stolen via Oracle zero-day
9 Jul 2026
Critical9 Jul 2026
KDDI Japan
Technology · 14,200,000 records
14.2M email credentials exposed at six ISPs
9 Jul 2026
Critical9 Jul 2026
Charter Communications
Technology · 4,900,000 records
4.9M customer accounts breached
9 Jul 2026
High9 Jul 2026
One Medical Amazon
Healthcare · Records not stated
Archived senior care records breached via third-party storage
9 Jul 2026
Were you affected?