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.

5,337
Disclosures in the tracker, all years
2,050
Of those, indexed in 2026
104
Added in October
24
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 24 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.

74 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. Canada23 Oct 2026Crime Stoppers programs in OntarioHow they got in: a supplier or vendor that was compromised first.Global News
  2. Canada22 Oct 2026Toronto Crime StoppersHow they got in: a supplier or vendor that was compromised first.Global News
  3. Canada21 Oct 2026Canadian Crime Stoppers AssociationHow they got in: a supplier or vendor that was compromised first.CBC News
  4. Canada17 Oct 2026More RewardsThe source does not say how they got in.CTV News
  5. Canada16 Oct 2026McMurray MétisHow they got in: email made to look like it came from a trusted sender.Yahoo News Canada
Critical1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Exposed personal information of 700,000+ state residents due to inadvertent exposure
1 Jan 2026
High1 Jan 2026
Agency
Government · Records not stated
Agency leaked thousands of people's personal information; breach concealed from public for months
1 Jan 2026
Critical1 Jan 2026
Armenia Government
Government · Records not stated
8 million government records allegedly offered for sale on hacker forum
1 Jan 2026
Critical1 Jan 2026
Betterment
Finance · 1,400,000 records
Personal details of 1.4 million customers exposed after threat actors exploited human vulnerabilities starting January 9, 2026
1 Jan 2026
Critical1 Jan 2026
Betterment
Finance · 1,400,000 records
Financial services platform breach exposed personal details of 1.4 million customers
1 Jan 2026
High1 Jan 2026
Personal information of 700K state residents exposed
Government · Records not stated
Personal information of 700K state residents exposed
1 Jan 2026
High1 Jan 2026
Data breach
Government · Records not stated
Data breach leaked thousands of people's personal information; agency delayed public notification for months
1 Jan 2026
Critical1 Jan 2026
University of Phoenix
Education · 3,500,000 records
3.5 million people affected after attackers exploited Oracle zero-day vulnerability
1 Jan 2026
Critical1 Jan 2026
Betterment
Finance · 1,400,000 records
Personal details of 1.4 million customers exposed after threat actors exploited human vulnerabilities
1 Jan 2026
Critical1 Jan 2026
Organisation not named
Technology · 24,000,000 records
The disclosure as indexed does not name the organisation.
24 million customer breach resulted in €42 million fine for cybersecurity vulnerabilities
1 Jan 2026
Critical1 Jan 2026
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Yearslong data breach of residents' private health-related information exposed
1 Jan 2026
Critical1 Jan 2026
Betterment
Finance · 1,400,000 records
Data breach exposed personal details of 1.4 million customers; attack began January 9, 2026
1 Jan 2026
Critical1 Jan 2026
French Telco Subsidiaries
Sector not stated · 24,000,000 records
24 million customer records exposed; telecom company fined $42-48 million for cybersecurity vulnerabilities
1 Jan 2026
Critical1 Jan 2026
Betterment
Finance · 1,400,000 records
Personal details of 1.4 million customers exposed via exploited human vulnerabilities
1 Jan 2026
Critical1 Jan 2026
Panera Bread
Retail · 14,000,000 records
14 million customer records exposed including names, emails, addresses, phone numbers by ShinyHunters
1 Jan 2026
Critical1 Jan 2026
Instagram
Technology · 17,500,000 records
Data breach compromised approximately 17.5 million user accounts with sensitive personal information exposed
1 Jan 2026
Critical1 Jan 2026
Major data breach
Government · 700,000 records
Major data breach exposed sensitive data of 700,000 individuals online
1 Jan 2026
High1 Jan 2026
Xsolis
Healthcare · Records not stated
Healthcare AI vendor exposed patient records from clients in January incident
1 Jan 2026
High1 Jan 2026
Xsolis
Healthcare · Records not stated
Healthcare AI vendor breach exposing patient records from clients
1 Jan 2026
Critical1 Jan 2026
Organisation not named
Technology · 24,000,000 records
The disclosure as indexed does not name the organisation.
Data breach exposed 24 million customer records; resulted in €42M fine for security vulnerabilities
1 Jan 2026
Critical1 Jan 2026
Armenian Government
Government · Records not stated
8 million government records allegedly offered for sale on hacker forum
1 Jan 2026
High1 Jan 2026
Xsolis
Healthcare · Records not stated
Healthcare AI vendor breach exposed patient records
1 Jan 2026
Critical1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Inadvertent exposure of personal information of 700,000+ state residents
1 Jan 2026
Critical1 Jan 2026
Panera Bread
Retail · 14,000,000 records
ShinyHunters claimed 14M records exposed including names, emails, addresses, phone numbers, and account details
1 Jan 2026
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