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.

5,314
Disclosures in the tracker, all years
2,028
Of those, indexed in 2026
76
Added in October
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 21 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. United States21 Oct 2026Critical infrastructure organizations worldwideHow they got in: stolen or reused passwords.BleepingComputer
  2. United States20 Oct 2026Conduent Business Services, LLCThe source does not say how they got in.HIPAA Journal
  3. United States20 Oct 2026Central Ohio Primary Care PhysiciansHow they got in: stolen or reused passwords.HIPAA Journal
  4. United States20 Oct 2026Educational Testing ServiceThe source does not say how they got in.The Record
  5. United States20 Oct 2026Chevy Chase ClubThe source does not say how they got in.Vermont Attorney General
  6. United States20 Oct 2026Paradigm Healthcare ServicesThe source does not say how they got in.SecurityWeek
  7. United States19 Oct 2026Computer Task Group, IncorporatedThe source does not say how they got in.Vermont Attorney General
  8. United States19 Oct 2026Citizens BankThe source does not say how they got in.California Attorney General
  9. United States19 Oct 2026STS Aviation GroupThe source does not say how they got in.California Attorney General
  10. United States18 Oct 2026Stitch Connect IncThe source does not say how they got in.California Attorney General
  11. United States17 Oct 2026Catawba CountyThe source does not say how they got in.Vermont Attorney General
  12. United States16 Oct 2026Johnson Investment CounselThe source does not say how they got in.Vermont Attorney General
High1 Aug 2026
Insecure CMS led to sensitive data
Government · Records not stated
Insecure CMS led to sensitive data leak from criminal records office
1 Aug 2026
High1 Aug 2026
Fairlife (Coca-Cola)
Retail · Records not stated
Ransomware attack shut down dairy operations, data exposure from attack
1 Aug 2026
High1 Aug 2026
CEVA Logistics/Steam
Technology · Records not stated
CEVA Logistics hack exposed Steam customer names and addresses of European hardware buyers
1 Aug 2026
Critical1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unpatched CMS led to sensitive criminal records data leak
1 Aug 2026
High1 Aug 2026
Coca-Cola Dairy (Coca-Cola)
Retail · Records not stated
Ransomware attack shut down dairy operations; $4 billion brand affected
1 Aug 2026
High1 Aug 2026
WellPoint Texas
Healthcare · Records not stated
Personal information exposure; class action investigation launched
1 Aug 2026
High1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Woeful security practices led to sensitive criminal records data leak
1 Aug 2026
Critical1 Aug 2026
Estée Lauder
Retail · Records not stated
Data breach via Oracle E-Business Suite exposed SSNs, passports, health records in Clop campaign
1 Aug 2026
Critical1 Aug 2026
Tribeca Festival
Sector not stated · Records not stated
Data leak exposed hundreds of thousands of records and celebrities' contact information
1 Aug 2026
Medium1 Aug 2026
Health Sciences Centre
Healthcare · Records not stated
Ransomware attack affecting facility maintenance systems including HVAC
1 Aug 2026
High1 Aug 2026
Woeful security led to sensitive data
Government · Records not stated
Woeful security led to sensitive data leak from unpatched CMS
1 Aug 2026
High1 Aug 2026
Woeful security led to sensitive data
Government · Records not stated
Woeful security led to sensitive data leak; uncertainty over exfiltration
1 Aug 2026
High1 Aug 2026
Valve/Steam
Technology · Records not stated
European logistics partner CEVA Logistics breached; customer names, addresses, order data stolen affecting Steam hardware shipments
1 Aug 2026
High1 Aug 2026
Uber Freight
Technology · Records not stated
Hacking and extortion gang claimed data breach at ridesharing giant's logistics division
1 Aug 2026
High1 Aug 2026
Woeful security led to sensitive criminal records data
Government · Records not stated
Woeful security led to sensitive criminal records data leak, exfiltration status unknown
1 Aug 2026
High1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Woeful security led to sensitive data leak from criminal records system
1 Aug 2026
High1 Aug 2026
Woeful security led to sensitive criminal data
Government · Records not stated
Woeful security led to sensitive criminal data leak exposure
1 Aug 2026
Critical1 Aug 2026
LiteLLM (AI supply chain)
Technology · Records not stated
2,500+ companies and 434,000 CI/CD pipelines exposed in largest AI supply chain breach of 2026
1 Aug 2026
High1 Aug 2026
Healthcare advocacy vendor breach
Healthcare · Records not stated
Healthcare advocacy vendor breach exposed employees' Social Security numbers
1 Aug 2026
High1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Poor security at criminal records office led to sensitive data leak exposure
1 Aug 2026
Critical1 Aug 2026
SplitVPN
Technology · 865,000 records
865,000 users' personal records exposed in data breach of Russian VPN provider
1 Aug 2026
High1 Aug 2026
Shipping partner breach
Technology · Records not stated
Shipping partner breach exposed names, addresses, and order data of European Steam hardware customers
1 Aug 2026
High1 Aug 2026
Allstate
Finance · Records not stated
Breach claimed to involve employee-related records; scope of exposure still unclear
1 Aug 2026
High1 Aug 2026
Valve (CEVA Logistics)
Technology · Records not stated
European logistics partner CEVA Logistics breached, exposing Steam hardware customer names, addresses, and order data
1 Aug 2026
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