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.

5,447
Disclosures in the tracker, all years
2,033
Of those, indexed in 2026
86
Added in October
20
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 22 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.

72 incidents from 9 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. United Kingdom16 Oct 2026Southville Primary School (Bristol City Council area)The source does not say how they got in.Hits Radio (West of England)
  2. United Kingdom13 Oct 2026TFG LondonThe source does not say how they got in.BleepingComputer
Critical1 Jun 2026
Charter Communications
Technology · 42,000,000 records
Data breach exposes 42 million customer records; confirmed by ShinyHunters extortion group
1 Jun 2026
Critical1 Jun 2026
Multiple Organizations
Sector not stated · 24,000,000,000 records
24 billion records including usernames, passwords, and URLs exposed from infostealer malware
1 Jun 2026
Critical1 Jun 2026
Fortinet
Technology · Records not stated
FortiBleed campaign exposed verified administrator credentials and configuration data for 73,000+ VPN/firewall devices
1 Jun 2026
High1 Jun 2026
Tata Electronics
Technology · Records not stated
Data breach confirmed at major tech supplier to Apple and Tesla
1 Jun 2026
Critical1 Jun 2026
Charter Communications
Technology · 42,000,000 records
Data breach exposed 42 million customer records, extortion group demanded ransom
1 Jun 2026
Critical1 Jun 2026
Aflac Japan
Finance · 1,300,000 records
Data breach exposed 4.38 million customers in June 2026, second major hack within 14 months
1 Jun 2026
Critical1 Jun 2026
Canada Life
Finance · 5,500,000 records
Threat actor claimed 5.5 million records exposed including customer, employee, and corporate data
1 Jun 2026
High1 Jun 2026
Synnovis NHS
Healthcare · 900,000 records
Thousands of patient records stolen in ransomware cyberattack affecting Essex NHS trust
1 Jun 2026
High1 Jun 2026
Breach
Healthcare · Records not stated
Breach exposed SSNs and medical records
1 Jun 2026
Critical1 Jun 2026
Fortinet FortiGate
Technology · Records not stated
FortiBleed campaign exposed verified administrator credentials for 73,932 Fortinet FortiGate firewall devices
1 Jun 2026
Critical1 Jun 2026
Charter Communications
Technology · 42,000,000 records
ShinyHunters breached 42 million customer records
1 Jun 2026
Critical1 Jun 2026
Fortinet FortiGate Systems
Technology · Records not stated
73,932 FortiGate firewalls exposed with valid administrative and VPN credentials via FortiBleed campaign
1 Jun 2026
Critical1 Jun 2026
Fortinet
Technology · Records not stated
FortiBleed: credentials and configuration data exposed for 73,000 devices; 70,000+ suspected affected
1 Jun 2026
Critical1 Jun 2026
Charter Communications
Technology · 42,000,000 records
42 million records exposed by ShinyHunters extortion group
1 Jun 2026
Critical1 Jun 2026
Personal and medical records including SSNs exposed
Healthcare · Records not stated
Personal and medical records including SSNs exposed
1 Jun 2026
High1 Jun 2026
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
Ransomware attack stole thousands of NHS patient records held by Essex healthcare trust
1 Jun 2026
Critical1 Jun 2026
Publicly
Technology · Records not stated
Publicly exposed Elasticsearch database exposed 24 billion stolen credential records
1 Jun 2026
High1 Jun 2026
Thousands of patient records stolen in ransomware attack
Healthcare · Records not stated
Thousands of patient records stolen in ransomware attack
1 Jun 2026
Critical1 Jun 2026
Fortinet/FortiBleed
Technology · Records not stated
Credential leak exposed administrator credentials for 73,000+ Fortinet VPN and firewall devices
1 Jun 2026
Critical1 Jun 2026
SSNs and medical records
Healthcare · Records not stated
SSNs and medical records exposed
1 Jun 2026
Critical1 Jun 2026
FortiBleed/Fortinet
Technology · Records not stated
Verified administrator credentials and VPN data exposed for 73,932 FortiGate firewalls
1 Jun 2026
Critical1 Jun 2026
Fortinet FortiBleed
Technology · Records not stated
FortiBleed campaign exposed verified administrator credentials for 73,932 FortiGate firewalls and VPN devices
1 Jun 2026
High1 Jun 2026
Coca-Cola/Fairlife
Retail · Records not stated
Ransomware attack on dairy operations by Anubis cybercrime group with data theft
1 Jun 2026
Critical1 Jun 2026
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
Thousands of patient records stolen in ransomware attack affecting NHS healthcare systems
1 Jun 2026
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