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
139
Added in October
18
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. Japan22 Oct 2026CapcomThe source does not say how they got in.BleepingComputer
  2. Japan19 Oct 2026Nikkei Inc.How they got in: stolen or reused passwords.BleepingComputer
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated over 160 million records from financial databases
1 Sep 2025
High1 Sep 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Hackers stole private data of customers from luxury fashion brands owned by parent company Kering
1 Sep 2025
Critical1 Sep 2025
Kering (Gucci, Balenciaga, McQueen)
Retail · Records not stated
Cybercriminals stole private data of millions of customers from luxury fashion brands' parent company
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack stealing private data of potentially millions of customers
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Hackers stole private data of millions of customers from luxury brand parent company
1 Sep 2025
Critical1 Sep 2025
Cyberattack
Retail · Records not stated
Cyberattack exposed private data of potentially millions of customers across luxury fashion labels
1 Sep 2025
Critical1 Sep 2025
Kering
Retail · Records not stated
Cyberattack exposed personal data of potentially millions of customers of Gucci, Balenciaga, and Alexander McQueen
1 Sep 2025
Critical1 Sep 2025
ShinyHunters exfiltrated 160M+ records from financial databases
Finance · 160,000,000 records
ShinyHunters exfiltrated 160M+ records from financial databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
160M+ records exfiltrated by ShinyHunters from Vietnam's financial system databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
Over 160 million records exfiltrated from CIC databases by ShinyHunters attackers targeting Vietnam's financial system
1 Sep 2025
High1 Sep 2025
Estée Lauder
Retail · Records not stated
Data breach from Oracle EBS exposure leaked personal customer data; disclosed 10 months after occurrence
1 Sep 2025
Critical1 Sep 2025
RedNovember (Multiple Organizations)
Government · Records not stated
Chinese hackers breached critical infrastructure globally including defense contractors, government agencies, and manufacturers using VPN/firewall exploits
1 Sep 2025
High1 Sep 2025
KillSec attack on MedicSolution
Healthcare · Records not stated
KillSec ransomware group attacked MedicSolution, a healthcare software solutions provider in Brazil
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated over 160 million records from Vietnamese financial databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Government · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated 160 million records from Vietnam's financial system
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated over 160 million records from CIC databases in Vietnam's financial system
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated over 160 million records from National Credit Information Center databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated 160+ million records from Vietnam's financial system databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated 160 million records from Vietnam's financial system databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated 160 million records from Vietnamese financial system databases
1 Sep 2025
High1 Sep 2025
Federal Agency
Government · Records not stated
Breach via critical GeoServer flaw CVE-2024-36401 exploitation
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated over 160 million records from Vietnamese financial system databases
1 Sep 2025
Critical1 Sep 2025
Organisation not named
Finance · 160,000,000 records
The disclosure as indexed does not name the organisation.
ShinyHunters exfiltrated 160M records from Vietnam's financial system databases
1 Sep 2025
High1 Sep 2025
Stellantis
Technology · Records not stated
Unauthorized access affecting North American customer data through provider breach
1 Sep 2025
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