Weekly briefing No. 41 published 4 Oct 2026
Disclosure tracker › Disclosures in 2024
Intelligence · Disclosure tracker

Disclosures in 2024

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.

5,273
Disclosures in the tracker, all years
1,986
Of those, indexed in 2026
29
Added in October
15
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 11 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

2,487 results · Disclosures in 2024. Clear filters

Critical1 Dec 2024
Gaming Accounts (Multiple)
Technology · Records not stated
Over 11 million gaming account credentials exposed in 2024 data leaks
1 Dec 2024
Critical1 Dec 2024
Ernst & Young
Finance · Records not stated
Names, addresses, SSNs, and financial information stolen from third-party platform
1 Dec 2024
High1 Dec 2024
River Financial Corporation
Finance · Records not stated
Ransomware attack; hackers stole data and later confirmed deletion
1 Dec 2024
Critical1 Dec 2024
Canada Life
Finance · 5,500,000 records
Threat actor claims 5.5 million records for sale including customer, employee, and corporate data
1 Dec 2024
High1 Dec 2024
Ecopetrol
Sector not stated · 3,300 records
Cyberattack stole data tied to approximately 3,300 user accounts at Colombian state energy company
1 Dec 2024
Critical1 Dec 2024
Accenture
Technology · Records not stated
Threat actor stole vast trove of sensitive data from consulting giant in cyberattack
1 Dec 2024
Critical1 Dec 2024
Trizetto Provider Solutions
Healthcare · 3,400,000 records
Unauthorized access to IT environment exposed PHI of 3.4 million individuals
1 Dec 2024
High1 Dec 2024
FirstClass (Australian travel agency)
Retail · Records not stated
Customer records allegedly breached; threat actor claims on underground forums
1 Dec 2024
Critical1 Dec 2024
Qantas
Sector not stated · 5,670,000 records
5.67 million customer records exposed via vishing attack including personal and travel information
1 Dec 2024
Critical1 Dec 2024
UnitedHealthcare
Healthcare · Records not stated
2024 cyberattack exposing sensitive health and insurance data from millions of patients
1 Dec 2024
Critical1 Dec 2024
Tribeca Film Festival
Sector not stated · 666,000 records
Unprotected database exposed 666,000 records including celebrity contact data without password or encryption
1 Dec 2024
Critical1 Dec 2024
McLaren Health Care
Healthcare · 3,200,000 records
Two ransomware attacks in 2023 and 2024 affecting 3.2 million patients, settled class-action for $14M
1 Dec 2024
Critical1 Dec 2024
Meta
Technology · Records not stated
2018 data breach; EU privacy regulator fined Meta 251 million euros for violations
1 Dec 2024
High1 Dec 2024
South Florida Injury Centers
Healthcare · 1,525 records
Data breach exposed 1,525 records including SSNs and medical records (PHI/PII)
1 Dec 2024
Critical1 Dec 2024
Revolut
Finance · 75,000,000 records
75 million customer records including credit card data allegedly exposed for sale
1 Dec 2024
High1 Dec 2024
PowerSchool
Education · Records not stated
Cyberattack in Dec 2024 exposed student and staff data from thousands of schools
1 Dec 2024
High29 Nov 2024
Krispy Kreme
Technology · Records not stated
Play ransomware attack disrupted online ordering systems
29 Nov 2024
High28 Nov 2024
Alder Hey Children's Hospital
Healthcare · Records not stated
INC Ransom gang stole patient records from Liverpool children's hospital
28 Nov 2024
High25 Nov 2024
Wirral University Teaching Hospital
Healthcare · Records not stated
Cyberattack forced hospital to declare major incident, systems offline for days
25 Nov 2024
Medium22 Nov 2024
The Real World
Education · 324,382 records
324,382 records exposed, Chat logs, Email addresses, Usernames
22 Nov 2024
High21 Nov 2024
Morrisons (Blue Yonder)
Sector not stated · Records not stated
UK grocery operations disrupted in supply chain attack
21 Nov 2024
High21 Nov 2024
Starbucks (Blue Yonder)
Sector not stated · Records not stated
Employee scheduling disrupted in supply chain ransomware
21 Nov 2024
Critical21 Nov 2024
Blue Yonder
Technology · Records not stated
Supply chain SaaS provider hit by ransomware affecting Starbucks, grocery chains
21 Nov 2024
High20 Nov 2024
FlipaClip
Technology · 892,854 records
892,854 records exposed, Dates of birth, Email addresses, Geographic locations, Names
20 Nov 2024
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