Weekly briefing No. 41 published 4 Oct 2026
Disclosure tracker › Disclosures in 2025
Intelligence · Disclosure tracker

Disclosures in 2025

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.

5,276
Disclosures in the tracker, all years
1,990
Of those, indexed in 2026
39
Added in October
9
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 15 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

981 results · Disclosures in 2025. Clear filters

High1 Aug 2025
Data breach
Retail · Records not stated
Data breach exposed personal information; companies reached $40M settlement
1 Aug 2025
High1 Aug 2025
Cencora
Retail · Records not stated
Data security incident resolved with $40M settlement in class action
1 Aug 2025
High1 Aug 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Data security incident with $40M settlement reached in class action lawsuit
1 Aug 2025
Critical1 Aug 2025
PayPal
Finance · Records not stated
Hackers claimed to have stolen 15.8 million PayPal credentials including emails and passwords
1 Aug 2025
Medium31 Jul 2025
Pi-hole
Technology · 29,926 records
29,926 records exposed, Email addresses, Names
31 Jul 2025
Medium23 Jul 2025
Creams Cafe
Technology · 159,652 records
159,652 records exposed, Email addresses, Names, Phone numbers, Physical addresses
23 Jul 2025
Medium15 Jul 2025
MaReads
Technology · 74,453 records
74,453 records exposed, Dates of birth, Email addresses, Phone numbers, Usernames
15 Jul 2025
Medium13 Jul 2025
Omnicuris
Healthcare · 215,298 records
215,298 records exposed, Email addresses, Geographic locations, Names, Phone numbers
13 Jul 2025
High3 Jul 2025
Catwatchful
Technology · 61,641 records
61,641 records exposed, Email addresses, Passwords
3 Jul 2025
Critical1 Jul 2025
Qantas Airways
Sector not stated · 6,000,000 records
Hackers stole 5-6 million customer records in July 2025; data leaked after ransom deadline
1 Jul 2025
Critical1 Jul 2025
Qantas Airways
Retail · 5,000,000 records
Personal data of 5 million customers stolen in July 2025, leaked online after ransom deadline passed
1 Jul 2025
Critical1 Jul 2025
Qantas Airways
Sector not stated · 6,000,000 records
Criminals stole nearly 6 million customer records in July attack
1 Jul 2025
Critical1 Jul 2025
Qantas Airways
Retail · 6,000,000 records
Criminals stole approximately 6 million customer records in July 2025; data later leaked by Scattered Lapsus$ Hunters
1 Jul 2025
Critical1 Jul 2025
Qantas Airways
Sector not stated · 6,000,000 records
Nearly 6 million customer records stolen; names, emails, phone numbers exposed in July attack
1 Jul 2025
High1 Jul 2025
American Lending Center (ALC)
Finance · 123,158 records
Ransomware attack July 2025 exposed sensitive data of 123,158 individuals at financial services provider
1 Jul 2025
Critical1 Jul 2025
Qantas Airways
Sector not stated · 6,000,000 records
Nearly 6 million customer records stolen in July 2025, data leaked after ransom deadline
1 Jul 2025
High1 Jul 2025
American Lending Center
Finance · 123,158 records
123,158 individuals' sensitive financial data exposed in ransomware attack
1 Jul 2025
Critical1 Jul 2025
Qantas Airways
Sector not stated · 6,000,000 records
Hackers stole nearly 6 million customer records in July; data leaked after ransom deadline
1 Jul 2025
High1 Jul 2025
American Lending Center
Finance · 123,158 records
Ransomware attack exposing sensitive data of 123,158 individuals (July 2025)
1 Jul 2025
Critical1 Jul 2025
MCBS
Healthcare · 1,200,000 records
Medical business management company breach affected 1.2 million individuals with personal data exposure
1 Jul 2025
High1 Jul 2025
CIEE One
Education · 248,725 records
Brazil platform breach exposed 248,725 records including PII and documents, sold on dark web
1 Jul 2025
High1 Jul 2025
Tieu Dental Corporation
Healthcare · Records not stated
July 2025 hacking-related data breach affecting dental patients in California
1 Jul 2025
High1 Jul 2025
KT Corp
Technology · Records not stated
Rogue femtocell breach exposed 16,647 subscribers' data and stole SMS payment information
1 Jul 2025
High1 Jul 2025
EY
Legal · Records not stated
ShinyHunters claims breach with stolen tax-related client documents threatened for release
1 Jul 2025
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