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.

5,369
Disclosures in the tracker, all years
2,083
Of those, indexed in 2026
146
Added in October
23
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.

Critical29 Jun 2022
OpenSea
Technology · 7,000,000 records
7M user email addresses leaked by employee at vendor
29 Jun 2022
High28 Jun 2022
City of Kingman AZ
Government · Records not stated
Ransomware encrypted city systems
28 Jun 2022
High27 Jun 2022
Apetito AG (Germany)
Sector not stated · Records not stated
Ransomware disrupted meals-on-wheels for elderly and hospitals across Germany
27 Jun 2022
Critical27 Jun 2022
OSDE (Argentina Health)
Healthcare · Records not stated
LockBit stole 140GB from Argentina's largest health plan, 2M member records
27 Jun 2022
Medium27 Jun 2022
Lithuanian Energy (Ignitis)
Sector not stated · Records not stated
Pro-Russian hacktivists disrupted Lithuanian energy company systems
27 Jun 2022
Medium27 Jun 2022
Frederick Health Hospital
Healthcare · 31,000 records
31K patient records exposed
27 Jun 2022
Medium27 Jun 2022
Austin Peay State University
Education · Records not stated
76K student records exposed in Avos Locker ransomware
27 Jun 2022
High22 Jun 2022
MTN Nigeria
Technology · 5,000,000 records
5M customer records exposed through vendor data leak, phone numbers, IDs
22 Jun 2022
Medium22 Jun 2022
Luma Health
Healthcare · 28,000 records
28K patient records exposed in scheduling platform breach
22 Jun 2022
High22 Jun 2022
California Dept of Corrections
Government · Records not stated
236K inmate records exposed
22 Jun 2022
Medium21 Jun 2022
Aerojet Rocketdyne
Healthcare · Records not stated
29K employee health records exposed
21 Jun 2022
High20 Jun 2022
Athabasca University
Education · Records not stated
Systems shut down after cyberattack
20 Jun 2022
High20 Jun 2022
Delivery Club (Russia)
Technology · Records not stated
250M food delivery order records leaked including customer addresses
20 Jun 2022
Medium20 Jun 2022
Yodel Delivery (UK)
Sector not stated · Records not stated
Cyberattack disrupted UK parcel delivery, tracking systems offline for days
20 Jun 2022
Medium18 Jun 2022
Salzburg Milch (Austria)
Sector not stated · Records not stated
LockBit attacked Austrian dairy company, production data compromised
18 Jun 2022
High17 Jun 2022
Shoprite Group (South Africa)
Retail · Records not stated
RansomHouse claimed 600GB of data from Africa's largest retailer
17 Jun 2022
High17 Jun 2022
Valley Baptist Medical Center
Healthcare · 620,000 records
620K patient records exposed
17 Jun 2022
Medium15 Jun 2022
Waddell & Reed
Finance · 18,000 records
18K client records exposed in data breach
15 Jun 2022
Medium15 Jun 2022
Optima Health
Healthcare · Records not stated
56K member records exposed
15 Jun 2022
Medium15 Jun 2022
Wright State University
Education · Records not stated
42K student records exposed in ransomware
15 Jun 2022
High14 Jun 2022
DivX SubTitles
Technology · 783,058 records
783,058 records exposed, Email addresses, Passwords, Usernames
14 Jun 2022
High14 Jun 2022
Harris County (TX)
Government · Records not stated
340K resident records exposed
14 Jun 2022
High12 Jun 2022
IKCO (Iran Khodro Auto)
Sector not stated · Records not stated
Ransomware disrupted Iran's largest automaker, production halted
12 Jun 2022
High12 Jun 2022
Choice Health at Home
Healthcare · 103,000 records
103K patient records exposed
12 Jun 2022
Were you affected?