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.

5,444
Disclosures in the tracker, all years
2,158
Of those, indexed in 2026
103
Added in November
22
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 13 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 10 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 States11 Nov 2026Premise Health Holding CorpThe source does not say how they got in.HIPAA Journal
  2. United States11 Nov 2026Baker Tilly Advisory GroupHow they got in: a supplier or vendor that was compromised first.BleepingComputer
  3. United States10 Nov 2026Premier Business Solutions, LLCThe source does not say how they got in.Vermont Attorney General
  4. United States10 Nov 2026Sutherland Healthcare SolutionsThe source does not say how they got in.HIPAA Journal
  5. United States9 Nov 2026CirrusThe source does not say how they got in.Vermont Attorney General
  6. United States9 Nov 2026The Atlantic Federal Credit UnionThe source does not say how they got in.Vermont Attorney General
  7. United States9 Nov 2026Cornick, Garber & Sandler, LLPThe source does not say how they got in.California Attorney General
  8. United States9 Nov 2026Kalahari Management Co. LLCThe source does not say how they got in.California Attorney General
  9. United States9 Nov 2026The Community College of Beaver CountyThe source does not say how they got in.Vermont Attorney General
  10. United States9 Nov 2026Telecare HealthThe source does not say how they got in.California Attorney General
  11. United States6 Nov 2026Zelenkofske Alexrod, LLCThe source does not say how they got in.Vermont Attorney General
  12. United States6 Nov 2026Alma Realty CorporationThe source does not say how they got in.Vermont Attorney General
High1 May 2024
First Nations Health Authority
Healthcare · Records not stated
Attack by INC ransomware group detected and interrupted
1 May 2024
Critical1 May 2024
Organisation not named
Technology · 109,000,000 records
The disclosure as indexed does not name the organisation.
165+ customer organizations breached via identity-based attacks; $2.7M extorted; AT&T disclosed in July 2024
1 May 2024
Critical1 May 2024
DentaQuest
Healthcare · 15,000,000 records
Cybersecurity incident in May 2024 affecting 15 million+ individuals at dental benefits administrator
1 May 2024
Critical1 May 2024
Canvas (Instructure)
Education · 275,000,000 records
ShinyHunters claimed breach exposing data of approximately 275 million users on educational platform
1 May 2024
Critical1 May 2024
LendingTree
Finance · Records not stated
Customer data exposed through Snowflake vulnerability affecting largest data breaches ever
1 May 2024
Critical1 May 2024
Advanced Auto Parts
Retail · Records not stated
Customer data exposed through Snowflake vulnerability affecting largest data breaches ever
1 May 2024
Critical1 May 2024
Snowflake Customers (165 organizations)
Technology · 165,000,000 records
UNC5537 targeted 165 Snowflake customers including Advanced Auto Parts and LendingTree; extortionists obtained $2.7M
1 May 2024
Critical1 May 2024
Snowflake customers
Technology · 165,000,000 records
165 Snowflake customers' data breached via identity-based attacks; UNC5537 extortion campaign
1 May 2024
High30 Apr 2024
MovieBoxPro
Technology · 6,009,014 records
6,009,014 records exposed, Email addresses, Usernames
30 Apr 2024
Critical28 Apr 2024
London Drugs (BC)
Retail · Records not stated
Ransomware shut down 79 stores for a week across Western Canada
28 Apr 2024
High28 Apr 2024
London Drugs Ransomware 2024
Retail · Records not stated
LockBit ransomware forced closure of 79 stores across Western Canada, employee data stolen
28 Apr 2024
High28 Apr 2024
London Drugs (US)
Sector not stated · Records not stated
LockBit ransomware closed all pharmacy locations temporarily
28 Apr 2024
High26 Apr 2024
Piping Rock
Healthcare · 2,103,100 records
2,103,100 records exposed, Email addresses, Names, Phone numbers, Physical addresses
26 Apr 2024
Critical24 Apr 2024
Dropbox Sign
Technology · 33,000,000 records
33M user records exposed in authentication breach
24 Apr 2024
High22 Apr 2024
T2
Retail · 94,584 records
94,584 records exposed, Dates of birth, Email addresses, Names, Passwords and 4 more
22 Apr 2024
High18 Apr 2024
Le Slip Français
Technology · 1,495,127 records
1,495,127 records exposed, Email addresses, Names, Phone numbers, Physical addresses
18 Apr 2024
Critical18 Apr 2024
Synlab Italia
Healthcare · Records not stated
Black Basta stole 1.5TB of medical data from Italian lab network
18 Apr 2024
High17 Apr 2024
NorthBay Healthcare
Healthcare · 570,000 records
570K patient records exposed in data breach
17 Apr 2024
Critical17 Apr 2024
WebTPA
Healthcare · 2,500,000 records
2.5M patient records exposed in health plan administrator breach
17 Apr 2024
High15 Apr 2024
City of Lubbock TX
Government · Records not stated
Ransomware disrupted city services
15 Apr 2024
Critical14 Apr 2024
Frontier Communications
Technology · 2,000,000 records
2M customer records exposed in BlackCat ransomware
14 Apr 2024
Critical14 Apr 2024
AT&T (call records)
Technology · 110,000,000 records
110M customer call and text metadata stolen from Snowflake environment
14 Apr 2024
High13 Apr 2024
MediSecure (US operations)
Healthcare · 700,000 records
700K patient e-prescription records exposed
13 Apr 2024
High12 Apr 2024
Giant Tiger
Retail · 2,842,669 records
2,842,669 records exposed, Email addresses, Names, Phone numbers, Physical addresses
12 Apr 2024
Were you affected?