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.

5,366
Disclosures in the tracker, all years
2,080
Of those, indexed in 2026
140
Added in October
19
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 29 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.

76 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. Germany21 Oct 2026IQ.LvbsThe source does not say how they got in.The Register
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
Medium7 Jun 2022
Athabasca University (Alberta)
Education · Records not stated
Cyberattack disrupted online university operations, student data at risk
7 Jun 2022
High7 Jun 2022
300K patient records exposed in data breach
Healthcare · 300,000 records
300K patient records exposed in data breach
7 Jun 2022
High7 Jun 2022
Covenant Health (TX)
Healthcare · 122,000 records
122K patient records exposed in vendor breach
7 Jun 2022
Medium5 Jun 2022
Wendy's Health Plan
Healthcare · Records not stated
12K employee records exposed
5 Jun 2022
High2 Jun 2022
Comune di Palermo (Sicily)
Government · Records not stated
Vice Society ransomware disrupted all city digital services for weeks
2 Jun 2022
Critical2 Jun 2022
Flagstar Bank (2022)
Finance · Records not stated
1.5M additional customer records exposed in second breach
2 Jun 2022
Medium1 Jun 2022
Madison County IL
Government · Records not stated
88K county records exposed in data breach
1 Jun 2022
Medium1 Jun 2022
SSM Health
Healthcare · 29,000 records
29K patient records exposed in email breach
1 Jun 2022
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