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.

5,609
Disclosures in the tracker, all years
2,123
Of those, indexed in 2026
45
Added in November
45
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 7 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.

78 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. Canada5 Nov 2026Burnaby School DistrictThe source does not say how they got in.CBC News
  2. Canada3 Nov 2026Central Okanagan School DistrictThe source does not say how they got in.CBC News
  3. Canada31 Oct 2026ChainalysisHow they got in: automated AI tools that work through many organizations at once.BleepingComputer
  4. Canada29 Oct 2026McCarthy Tétrault (with Davies also reporting a breach)The source does not say how they got in.The Globe and Mail
Medium1 Aug 2023
McLaren Oakland
Healthcare · 73,000 records
73K patient records exposed
1 Aug 2023
Medium1 Aug 2023
McLaren Macomb
Healthcare · 92,000 records
92K patient records exposed in BlackCat ransomware
1 Aug 2023
Medium1 Aug 2023
McLaren Bay Region
Healthcare · 85,000 records
85K patient records exposed
1 Aug 2023
Critical1 Aug 2023
McLaren Health Care
Healthcare · 2,200,000 records
2.2M patient records stolen in BlackCat/ALPHV ransomware
1 Aug 2023
High26 Jul 2023
BreachForums
Retail · 212,156 records
212,156 records exposed, Email addresses, IP addresses, Passwords, Private messages and 1 more
26 Jul 2023
High26 Jul 2023
Kenya MOH (E-Citizen)
Government · Records not stated
Hacktivist attack on Kenya's e-Citizen portal, government services disrupted
26 Jul 2023
Critical26 Jul 2023
Welltok
Healthcare · 8,500,000 records
8.5M patient records exposed via MOVEit vulnerability
26 Jul 2023
Critical25 Jul 2023
BookCrossing
Technology · 1,582,323 records
1,582,323 records exposed, Dates of birth, Email addresses, Geographic locations, IP addresses and 3 more
25 Jul 2023
Medium25 Jul 2023
Raymond James Financial
Finance · 47,000 records
47K client records exposed in vendor breach
25 Jul 2023
High25 Jul 2023
Docker Hub
Technology · 190,000 records
190K users affected by leaked tokens and secrets
25 Jul 2023
High24 Jul 2023
Tigo
Technology · 700,394 records
700,394 records exposed, Device information, Email addresses, Genders, Geographic locations and 5 more
24 Jul 2023
Medium23 Jul 2023
Roblox
Technology · 52,458 records
52,458 records exposed, Account balances, Email addresses, IP addresses, Purchases and 1 more
23 Jul 2023
Medium22 Jul 2023
Liberty Mutual
Finance · Records not stated
45K policyholder records exposed in vendor breach
22 Jul 2023
Medium22 Jul 2023
City of Sumter SC
Government · 14,000 records
14K records exposed in vendor breach
22 Jul 2023
Medium22 Jul 2023
Judson University (IL)
Education · Records not stated
18K student records exposed
22 Jul 2023
Critical21 Jul 2023
University of Minnesota
Education · Records not stated
7M student and alumni records leaked on dark web
21 Jul 2023
High20 Jul 2023
Legacy Community Health
Healthcare · 228,000 records
228K patient records exposed in data breach
20 Jul 2023
Medium19 Jul 2023
Roblox
Technology · Records not stated
4K developer records exposed in vendor conference data breach
19 Jul 2023
Medium19 Jul 2023
Vitamin Shoppe
Retail · 67,000 records
67K customer records exposed
19 Jul 2023
High18 Jul 2023
CIRA (Canadian Internet Registration Authority)
Technology · Records not stated
Systems targeted in cyberattack
18 Jul 2023
High18 Jul 2023
Systems
Technology · Records not stated
Systems targeted in cyberattack
18 Jul 2023
High18 Jul 2023
Systems
Technology · Records not stated
Systems targeted in cyberattack
18 Jul 2023
High18 Jul 2023
Systems
Technology · Records not stated
Systems targeted in cyberattack
18 Jul 2023
High18 Jul 2023
Systems
Technology · Records not stated
Systems targeted in cyberattack
18 Jul 2023
Were you affected?