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.

5,292
Disclosures in the tracker, all years
2,005
Of those, indexed in 2026
50
Added in October
9
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 18 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.

64 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. South Korea10 Oct 2026South Korean banksHow they got in: automated AI tools that work through many organizations at once.BleepingComputer
  2. South Korea8 Oct 2026Uranium FinanceHow they got in: a known flaw in software the victim ran.BleepingComputer
  3. South Korea7 Oct 2026Exposed AI server operatorsHow they got in: a system left reachable from the internet.BleepingComputer
  4. South Korea7 Oct 2026SpotifyThe source does not say how they got in.BleepingComputer
  5. South Korea7 Oct 2026GoogleHow they got in: a supplier or vendor that was compromised first.BleepingComputer
  6. South Korea7 Oct 2026Fortinet FortiGate firewall ownersHow they got in: stolen or reused passwords.BleepingComputer
  7. South Korea7 Oct 2026MonsterCloud customersThe source does not say how they got in.BleepingComputer
High1 Sep 2026
New Hampshire Supreme Court
Government · Records not stated
Data breach exposed 13+ years of case files with unauthorized access to court records
1 Sep 2026
High1 Sep 2026
Elixir Medical
Healthcare · Records not stated
Data breach exposing SSNs, financial details and PII of current and former employees and dependents
1 Sep 2026
Critical1 Sep 2026
IDScan
Sector not stated · Records not stated
Data breach exposing over 150 million driver's license records
1 Sep 2026
Critical1 Sep 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Data breach involving driver's license information under FBI investigation
1 Sep 2026
Critical1 Sep 2026
CenterPoint Energy
Sector not stated · 7,490,000 records
Confirmed data breach exposing 7.49 million customer records after hacker leaked files from systems
1 Sep 2026
High1 Sep 2026
Springfield Public Schools
Education · Records not stated
Data breach affecting student and staff information, possibly including Social Security numbers during cyberattack around Labor Day
1 Sep 2026
Critical1 Sep 2026
Breach
Healthcare · 727,000 records
Breach exposed 727,000 patient and contact records; CNIL fined €500,000
1 Sep 2026
Critical1 Sep 2026
Manchester Airport Group
Sector not stated · 8,700,000 records
Breach exposed personal data of 8.7 million customers; ~640GB stolen data
1 Sep 2026
High1 Sep 2026
Japan's Digital Agency
Government · Records not stated
246,000 personnel records exposed due to VPN vulnerability
1 Sep 2026
Critical1 Sep 2026
Veradigm
Healthcare · 3,500,000 records
3.5M patient records stolen in ransomware attack
1 Sep 2026
Critical1 Sep 2026
Traveler Records (Kinryū Labs)
Sector not stated · Records not stated
220M traveler records exposed including passenger and passport details from 9 years
1 Sep 2026
High1 Sep 2026
US government agency
Government · Records not stated
US government agency confirmed cyber incident after Qilin ransomware group claimed attack
1 Sep 2026
High1 Sep 2026
Healthcare cybersecurity incident affecting hospital operations
Healthcare · Records not stated
Healthcare cybersecurity incident affecting hospital operations
1 Sep 2026
Critical1 Sep 2026
Florida Highway Safety (FLHSMV)
Government · Records not stated
Data breach under investigation affecting driver's license information
1 Sep 2026
High1 Sep 2026
Revolut
Finance · Records not stated
Data breach exposing ID copies and Bitcoin transaction history
1 Sep 2026
Medium1 Sep 2026
Swiss Bitcoin Pay
Technology · Records not stated
Non-custodial bitcoin payment processor suffered data breach forcing temporary server shutdown
1 Sep 2026
High1 Sep 2026
Telus
Technology · Records not stated
Stolen credentials used to access subscriber personal data and billing records in multi-month campaign
1 Sep 2026
Critical1 Sep 2026
IDScan
Technology · Records not stated
ID verification service breach exposed over 150 million driver's licenses
1 Sep 2026
High1 Sep 2026
Hasbro
Retail · Records not stated
Employee personal and financial information exposed
1 Sep 2026
Critical1 Sep 2026
Veradigm
Healthcare · 3,500,000 records
3.5 million patient records stolen by Gentlemen ransomware gang
1 Sep 2026
High1 Sep 2026
Healthcare cybersecurity incident; cyberattack on hospital systems
Healthcare · Records not stated
Healthcare cybersecurity incident; cyberattack on hospital systems
1 Sep 2026
Critical1 Sep 2026
Florida Highway Safety (FLHSMV)
Government · Records not stated
Data breach investigation announced; driver's license information at risk
1 Sep 2026
High1 Sep 2026
Revolut
Finance · Records not stated
Data breach exposed ID copies and Bitcoin transaction history; files made public
1 Sep 2026
High1 Sep 2026
Swiss Bitcoin Pay
Finance · Records not stated
Non-custodial bitcoin payment processor suffered data breach; servers temporarily shut down
1 Sep 2026
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