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.

5,314
Disclosures in the tracker, all years
2,028
Of those, indexed in 2026
76
Added in October
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 21 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.

72 incidents from 9 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 States21 Oct 2026Critical infrastructure organizations worldwideHow they got in: stolen or reused passwords.BleepingComputer
  2. United States20 Oct 2026Conduent Business Services, LLCThe source does not say how they got in.HIPAA Journal
  3. United States20 Oct 2026Central Ohio Primary Care PhysiciansHow they got in: stolen or reused passwords.HIPAA Journal
  4. United States20 Oct 2026Educational Testing ServiceThe source does not say how they got in.The Record
  5. United States20 Oct 2026Chevy Chase ClubThe source does not say how they got in.Vermont Attorney General
  6. United States20 Oct 2026Paradigm Healthcare ServicesThe source does not say how they got in.SecurityWeek
  7. United States19 Oct 2026Computer Task Group, IncorporatedThe source does not say how they got in.Vermont Attorney General
  8. United States19 Oct 2026Citizens BankThe source does not say how they got in.California Attorney General
  9. United States19 Oct 2026STS Aviation GroupThe source does not say how they got in.California Attorney General
  10. United States18 Oct 2026Stitch Connect IncThe source does not say how they got in.California Attorney General
  11. United States17 Oct 2026Catawba CountyThe source does not say how they got in.Vermont Attorney General
  12. United States16 Oct 2026Johnson Investment CounselThe source does not say how they got in.Vermont Attorney General
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Critical1 Apr 2020
UnityPoint Health
Healthcare · 1,400,000 records
1.4M patient records exposed in phishing attack
1 Apr 2020
Medium1 Apr 2020
28K consumer records exposed in data breach
Retail · Records not stated
28K consumer records exposed in data breach
1 Apr 2020
Critical30 Mar 2020
Dueling Network
Finance · 6,486,626 records
6,486,626 records exposed, Email addresses, IP addresses, Passwords, Usernames
30 Mar 2020
Critical29 Mar 2020
Georgia Tech
Education · Records not stated
1.3M student and employee records exposed in web app vulnerability
29 Mar 2020
High28 Mar 2020
LifeBridge Health
Healthcare · 500,000 records
500K patient records exposed including SSNs
28 Mar 2020
High24 Mar 2020
Tamodo
Retail · 494,945 records
494,945 records exposed, Dates of birth, Email addresses, Genders, Geographic locations and 3 more
24 Mar 2020
Critical24 Mar 2020
PropTiger
Retail · 2,156,921 records
2,156,921 records exposed, Dates of birth, Device information, Email addresses, Genders and 3 more
24 Mar 2020
Critical19 Mar 2020
Weibo (China)
Technology · 538,000,000 records
538M user records sold on dark web, phone numbers, gender, location data
19 Mar 2020
Medium16 Mar 2020
The Halloween Spot
Retail · 10,653 records
10,653 records exposed, Email addresses, IP addresses, Names, Phone numbers and 2 more
16 Mar 2020
Medium16 Mar 2020
Sentara Health Plans
Healthcare · Records not stated
73K member records exposed in email breach
16 Mar 2020
Critical16 Mar 2020
Keepnet Labs
Technology · Records not stated
5B breach records database exposed
16 Mar 2020
High15 Mar 2020
Employee retirement records accessed by former IT admin
Government · Records not stated
Employee retirement records accessed by former IT admin
15 Mar 2020
High15 Mar 2020
Employee retirement records accessed by former IT admin
Government · Records not stated
Employee retirement records accessed by former IT admin
15 Mar 2020
High15 Mar 2020
Employee retirement records accessed by former IT admin
Government · Records not stated
Employee retirement records accessed by former IT admin
15 Mar 2020
High15 Mar 2020
Employee retirement records accessed by former IT admin
Government · Records not stated
Employee retirement records accessed by former IT admin
15 Mar 2020
Were you affected?