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.

5,368
Disclosures in the tracker, all years
2,082
Of those, indexed in 2026
145
Added in October
22
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 30 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.

78 incidents from 12 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. Canada29 Oct 2026McCarthy Tétrault (with Davies also reporting a breach)The source does not say how they got in.The Globe and Mail
  2. Canada23 Oct 2026Crime Stoppers programs in OntarioHow they got in: a supplier or vendor that was compromised first.Global News
  3. Canada22 Oct 2026Toronto Crime StoppersHow they got in: a supplier or vendor that was compromised first.Global News
  4. Canada21 Oct 2026Canadian Crime Stoppers AssociationHow they got in: a supplier or vendor that was compromised first.CBC News
High1 Jul 2024
Unauthorized access and compromised information
Government · Records not stated
Unauthorized access and compromised information disclosed from previous year incident
1 Jul 2024
High1 Jul 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized access to systems causing compromise of information in 2023
1 Jul 2024
High1 Jul 2024
Unauthorized access compromised information
Government · Records not stated
Unauthorized access compromised information
1 Jul 2024
Critical1 Jul 2024
MCBS
Healthcare · 1,200,000 records
Medical business management company breach affecting 1.2 million individuals
1 Jul 2024
High1 Jul 2024
Unauthorized access compromised information at space agency
Government · Records not stated
Unauthorized access compromised information at space agency
1 Jul 2024
High1 Jul 2024
Disney
Technology · Records not stated
Over 1 terabyte of data stolen from internal Slack channels by hacktivist group containing unreleased projects
1 Jul 2024
High1 Jul 2024
Unauthorized access compromised agency information
Government · Records not stated
Unauthorized access compromised agency information
1 Jul 2024
Critical1 Jul 2024
Authy / Twilio (2024)
Technology · Records not stated
33M phone numbers associated with authenticator app exposed
1 Jul 2024
Critical1 Jul 2024
Twilio Authy
Technology · Records not stated
33M phone numbers stolen in unauthenticated API endpoint abuse
1 Jul 2024
High29 Jun 2024
Patelco Credit Union
Finance · Records not stated
726K member records exposed in ransomware
29 Jun 2024
Critical26 Jun 2024
LinkedIn (IntelBroker)
Technology · 35,000,000 records
Scraped data of 35M users aggregated and sold
26 Jun 2024
High26 Jun 2024
TeamViewer
Technology · Records not stated
Russian APT29 breached corporate network
26 Jun 2024
High25 Jun 2024
Rabbit R1
Technology · Records not stated
Hardcoded API keys exposed all user data including voice sessions
25 Jun 2024
Critical24 Jun 2024
Advance Auto Parts
Technology · 79,243,727 records
79,243,727 records exposed, Email addresses, Names, Phone numbers, Physical addresses
24 Jun 2024
Critical24 Jun 2024
SpyX stalkerware
Technology · 2,000,000 records
2M user records including those being tracked exposed
24 Jun 2024
Medium22 Jun 2024
Regions Financial
Finance · 42,000 records
42K customer records exposed
22 Jun 2024
Critical19 Jun 2024
CDK Global
Technology · Records not stated
Ransomware shut down 15K auto dealerships across US for 2+ weeks
19 Jun 2024
Medium19 Jun 2024
Larry H. Miller Dealerships
Retail · 48,000 records
48K customer records exposed
19 Jun 2024
Medium19 Jun 2024
Hendrick Automotive
Retail · 54,000 records
54K customer records exposed in CDK breach
19 Jun 2024
Medium19 Jun 2024
Asbury Automotive
Retail · 62,000 records
62K customer records exposed
19 Jun 2024
High19 Jun 2024
Lithia Motors
Retail · 110,000 records
110K customer records exposed in CDK Global breach
19 Jun 2024
Medium19 Jun 2024
Group 1 Automotive
Retail · 78,000 records
78K customer records exposed in CDK breach
19 Jun 2024
Medium19 Jun 2024
Penske Automotive
Retail · 95,000 records
95K customer records exposed in CDK Global breach
19 Jun 2024
High19 Jun 2024
Sonic Automotive
Retail · 130,000 records
130K customer records exposed in CDK Global breach
19 Jun 2024
Were you affected?