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.

5,574
Disclosures in the tracker, all years
2,089
Of those, indexed in 2026
7
Added in November
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 3 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 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. United States30 Oct 2026The Krum Public LibraryThe source does not say how they got in.Vermont Attorney General
  2. United States30 Oct 2026Marathon HealthThe source does not say how they got in.Vermont Attorney General
  3. United States29 Oct 2026BRANDco., LLCThe source does not say how they got in.Vermont Attorney General
  4. United States29 Oct 2026Revolve Group, Inc.The source does not say how they got in.Vermont Attorney General
  5. United States29 Oct 2026The Research Foundation for Mental Health, Inc.The source does not say how they got in.Vermont Attorney General
  6. United States29 Oct 2026Del Monte Foods Corporation II Inc.The source does not say how they got in.California Attorney General
  7. United States29 Oct 2026Bangkok Bank PCL - New York BranchThe source does not say how they got in.California Attorney General
  8. United States29 Oct 2026IRhythm TechnologiesThe source does not say how they got in.SecurityWeek
  9. United States28 Oct 2026Blueberry PediatricsHow they got in: a known flaw in software the victim ran.HIPAA Journal
  10. United States28 Oct 2026CodeSecure Inc.The source does not say how they got in.Vermont Attorney General
  11. United States28 Oct 202611252227 Canada Inc.The source does not say how they got in.Vermont Attorney General
  12. United States28 Oct 2026Troutman Pepper Locke LLPThe source does not say how they got in.California Attorney General
Medium13 Aug 2024
Chris Leong
Technology · 27,096 records
27,096 records exposed, Dates of birth, Email addresses, Genders, Names and 5 more
13 Aug 2024
Medium12 Aug 2024
Tradeweb Markets
Finance · Records not stated
28K employee records exposed
12 Aug 2024
High11 Aug 2024
Shadow
Technology · 543,295 records
543,295 records exposed, Dates of birth, Email addresses, Names, Physical addresses
11 Aug 2024
Critical9 Aug 2024
Not SOCRadar
Finance · 282,478,425 records
282,478,425 records exposed, Email addresses
9 Aug 2024
Critical7 Aug 2024
MC2 Data
Technology · Records not stated
100M+ background check records exposed in unsecured database
7 Aug 2024
Critical6 Aug 2024
National Public Data (tech)
Technology · 2,900,000,000 records
2.9B records including SSNs, largest data broker breach ever
6 Aug 2024
Medium5 Aug 2024
Shoe Zone
Finance · 46,140 records
46,140 records exposed, Email addresses, Names, Partial credit card data, Physical addresses and 1 more
5 Aug 2024
Medium5 Aug 2024
Huntington Bancshares
Finance · 28,000 records
28K customer records exposed
5 Aug 2024
High5 Aug 2024
Avis
Technology · 300,000 records
300K customer records exposed in business application breach
5 Aug 2024
Medium3 Aug 2024
M&T Bank
Finance · 28,000 records
28K customer records exposed
3 Aug 2024
Critical2 Aug 2024
LuLu
Retail · 2,796,835 records
2,796,835 records exposed, Email addresses, Names, Passwords, Phone numbers and 2 more
2 Aug 2024
High1 Aug 2024
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized email access from Aug 2024 to Nov 2024 exposed SSNs and medical records, undiscovered for 15 months
1 Aug 2024
Critical1 Aug 2024
National Public Data
Sector not stated · 272,000,000 records
Data breach exposed private data of 2.9 billion U.S. citizens from background check business
1 Aug 2024
Critical1 Aug 2024
National Public Data
Technology · 272,000,000 records
2.9 billion U.S. citizens' private data exposed in background check company breach
1 Aug 2024
Critical1 Aug 2024
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
220 million passenger and crew records exposed in database leak containing names and personal information
1 Aug 2024
High1 Aug 2024
Unauthorized email access
Healthcare · Records not stated
Unauthorized email access exposed SSNs and medical records for 15 months (Aug-Nov 2024)
1 Aug 2024
High1 Aug 2024
Unauthorized email access
Healthcare · Records not stated
Unauthorized email access exposed SSNs and medical records for 15 months (Aug-Nov 2024)
1 Aug 2024
Critical1 Aug 2024
National Public Data
Technology · 272,000,000 records
Data breach exposed private data of approximately 2.9 billion U.S. citizens
1 Aug 2024
Critical1 Aug 2024
National Public Data
Technology · 272,000,000 records
Background check company breach exposed private data of 2.9 billion U.S. citizens
1 Aug 2024
High1 Aug 2024
Unauthorized email access
Healthcare · Records not stated
Unauthorized email access exposed SSNs and medical records from Aug 2024 to Nov 2024, undiscovered for over a year
1 Aug 2024
High1 Aug 2024
Singapore Schools (iPad/Chromebook)
Education · Records not stated
Security breach wiped data from 13,000 school-issued iPads and Chromebooks, affecting students' notes and files
1 Aug 2024
High1 Aug 2024
Gaming Industry
Technology · Records not stated
Over 11 million gaming account credentials exposed in 2024 data leaks
1 Aug 2024
Critical1 Aug 2024
Gaming accounts (multiple)
Technology · Records not stated
11 million gaming account credentials exposed in 2024 data leaks
1 Aug 2024
High1 Aug 2024
Tabb Inc.
Sector not stated · Records not stated
Unsecured backup exposed 200,000 pre-employment background check files for 6+ months
1 Aug 2024
Were you affected?