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.

5,342
Disclosures in the tracker, all years
2,054
Of those, indexed in 2026
118
Added in October
15
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 26 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

Critical1 Oct 2025
Healthcare billing company network breach
Healthcare · 1,260,000 records
Healthcare billing company network breach exposed sensitive data affecting 1.26 million people
1 Oct 2025
High1 Oct 2025
Axis Communications
Technology · Records not stated
Azure Storage Account credentials exposed in Autodesk Revit plugin allowing unauthorized access
1 Oct 2025
Critical1 Oct 2025
Toppan
Technology · Records not stated
Breach exposing supply chain risks in Singapore affecting citizens, banks, and institutions
1 Oct 2025
High1 Oct 2025
Analog Devices
Technology · Records not stated
Unauthorized access to systems with data exfiltration at American semiconductor company
1 Oct 2025
High1 Oct 2025
KT Corporation
Technology · Records not stated
Customer data breach at South Korean telecommunications giant, resulted in $39 million fine
1 Oct 2025
Critical1 Oct 2025
Network breach
Healthcare · 1,260,000 records
Network breach exposed sensitive data affecting 1.26 million people in healthcare billing
1 Oct 2025
High1 Oct 2025
Capita
Sector not stated · Records not stated
Cyber security breach resulting in £14 million fine from ICO for GDPR infringements
1 Oct 2025
High1 Oct 2025
Axis Communications/Autodesk
Technology · Records not stated
Azure Storage Account credentials exposed in Axis Communications' Autodesk Revit plugin allowing unauthorized access
1 Oct 2025
Critical1 Oct 2025
PNC Financial Services Group
Finance · 740,000 records
Data breach exposing 740,000 records of personally identifiable information
1 Oct 2025
Critical1 Oct 2025
Qantas Airways
Retail · 6,000,000 records
Nearly 6 million customer records stolen in July attack, data leaked after ransom deadline by Scattered Lapsus$ Hunters.
1 Oct 2025
High1 Oct 2025
Mango
Retail · Records not stated
External marketing service provider breach exposed limited customer information
1 Oct 2025
Critical1 Oct 2025
PNC Bank
Finance · 740,000 records
Data breach exposing 740,000 records due to inadequate security safeguards
1 Oct 2025
Critical1 Oct 2025
Gmail/Google
Technology · 183,000,000 records
183 million email passwords exposed including millions of Gmail accounts via infostealer malware
1 Oct 2025
High25 Sep 2025
Cultura
Retail · 1,462,025 records
1,462,025 records exposed, Email addresses, Names, Phone numbers, Physical addresses and 1 more
25 Sep 2025
Critical24 Sep 2025
Bouygues Telecom
Finance · 5,685,771 records
5,685,771 records exposed, Bank account numbers, Dates of birth, Email addresses, Names and 2 more
24 Sep 2025
High21 Sep 2025
Animeify
Technology · 808,034 records
808,034 records exposed, Email addresses, Genders, Names, Passwords and 1 more
21 Sep 2025
High18 Sep 2025
FreeOnes
Technology · 960,213 records
960,213 records exposed, Email addresses, IP addresses, Passwords, Usernames
18 Sep 2025
High16 Sep 2025
Miljödata
Government · 870,108 records
870,108 records exposed, Dates of birth, Email addresses, Genders, Government issued IDs and 3 more
16 Sep 2025
Critical1 Sep 2025
FinWise Bank
Finance · 689,000 records
Insider data breach impacting approximately 689,000 customers
1 Sep 2025
Critical1 Sep 2025
FinWise Bank
Finance · 689,000 records
Former employee accessed unencrypted data of 689,000 users at Utah bank and fintech partner
1 Sep 2025
High1 Sep 2025
Insight Partners
Technology · Records not stated
Data breach affecting staff and limited partners
1 Sep 2025
High1 Sep 2025
FinWise Bank
Finance · 689,000 records
Insider data breach exposed approximately 689,000 customer records
1 Sep 2025
High1 Sep 2025
FinWise Bank
Finance · 689,000 records
Insider data breach impacted approximately 689,000 customers
1 Sep 2025
High1 Sep 2025
FinWise Bank
Finance · 689,000 records
Insider data breach impacted 689,000 customers
1 Sep 2025
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