Weekly briefing No. 42 published 30 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.

5,405
Disclosures in the tracker, all years
2,119
Of those, indexed in 2026
40
Added in November
41
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 6 Nov 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.

77 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 States5 Nov 2026Xplicit Audio LLCThe source does not say how they got in.Vermont Attorney General
  2. United States5 Nov 2026Killingly Public Schools (KPS)The source does not say how they got in.Vermont Attorney General
  3. United States4 Nov 2026DreamHostHow they got in: a known flaw in software the victim ran.BleepingComputer
  4. United States4 Nov 2026The Town of LincolnThe source does not say how they got in.Vermont Attorney General
  5. United States4 Nov 2026Vanguard Group, Inc.The source does not say how they got in.Vermont Attorney General
  6. United States4 Nov 2026Byker & Associates, Inc.The source does not say how they got in.Vermont Attorney General
  7. United States4 Nov 2026RevSpring, Inc.The source does not say how they got in.California Attorney General
  8. United States4 Nov 2026Hoag Memorial Hospital PresbyterianThe source does not say how they got in.California Attorney General
  9. United States4 Nov 2026New Century Ophthamology P.C.The source does not say how they got in.Vermont Attorney General
  10. United States4 Nov 2026Alation Inc.The source does not say how they got in.Vermont Attorney General
  11. United States3 Nov 2026WorkOSThe source does not say how they got in.BleepingComputer (via SecOpsNews feed)
  12. United States3 Nov 2026Cognitive Health Technologies (New York)The source does not say how they got in.HIPAA Journal
Critical5 Feb 2024
Taipei Fuhbon Bank (Taiwan)
Finance · 5,700,000 records
Employee stole 5.7M customer records from Taiwan's largest private bank
5 Feb 2024
Medium5 Feb 2024
U-Haul
Technology · 67,000 records
67K customer records exposed in reservation system breach
5 Feb 2024
Critical5 Feb 2024
Prudential Financial
Finance · 2,500,000 records
2.5M customer records exposed in ALPHV/BlackCat ransomware
5 Feb 2024
High4 Feb 2024
Spoutible
Technology · Records not stated
207K social media user records exposed via API
4 Feb 2024
Medium4 Feb 2024
Baystate Health
Healthcare · 62,000 records
62K patient records exposed in email compromise
4 Feb 2024
High2 Feb 2024
AnyDesk
Technology · Records not stated
Production systems compromised, all certificates revoked
2 Feb 2024
Medium2 Feb 2024
Nashua High School (NH)
Education · Records not stated
4K student records exposed
2 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affected 57,000 accounts with deferred compensation plans, PII compromised via third party
1 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affected 57,000 accounts with deferred compensation plans; PII compromised via third party
1 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affected 57,000 deferred compensation plan accounts exposing PII through third party
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack exposed data from up to 100 million people, disrupted U.S. healthcare systems
1 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affecting 57,000 deferred compensation plan accounts, PII compromised via third party
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack exposed data of up to 100 million people, disrupted U.S. healthcare systems
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack exposed data from up to 100M people in healthcare systems
1 Feb 2024
High1 Feb 2024
Walmart Spark Driver
Retail · Records not stated
Spark Driver portal cyberattack exposing sensitive data of delivery service users
1 Feb 2024
High1 Feb 2024
U-Haul
Retail · Records not stated
Data breach from cyberattack on transport, haulage, and storage firm
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack in Feb 2024 exposed data from up to 100 million people, disrupting U.S. healthcare systems
1 Feb 2024
High1 Feb 2024
Walmart Spark Driver
Retail · Records not stated
Cyberattack on Spark Driver portal accessed sensitive data of drivers
1 Feb 2024
High1 Feb 2024
Advania
Healthcare · Records not stated
Cyberattack affected at least 60 healthcare customers in Sweden
1 Feb 2024
High1 Feb 2024
U-Haul
Retail · Records not stated
Suffered cyberattack exposing customer data
1 Feb 2024
High1 Feb 2024
Walmart (Spark Driver Portal)
Retail · Records not stated
Cyberattack on crowdsourcing delivery service exposing driver sensitive data
1 Feb 2024
Critical1 Feb 2024
UnitedHealthcare
Healthcare · Records not stated
2024 cyberattack exposed millions of patients' health and insurance information
1 Feb 2024
High1 Feb 2024
Walmart (Spark Driver portal)
Retail · Records not stated
Cyberattack on crowdsourcing delivery service portal, sensitive employee/driver data accessed
1 Feb 2024
High1 Feb 2024
Advania
Technology · Records not stated
Swedish cloud provider breach affecting at least 60 customers, including healthcare services
1 Feb 2024
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